Ratio of 31 to 80 (31:80)

Ratio of 31 to 80

A ratio of 31 to 80 can be written as 31 to 80, 31:80, or 31/80. Furthermore, 31 and 80 can be the quantity or measurement of anything, such as students, fruit, weights, heights, speed and so on.

A ratio of 31 to 80 simply means that for every 31 of something, there are 80 of something else, with a total of 111.

In the box below, you can enter a number in either box and we will calculate the other number to keep the ratio of 31 to 80. In other words, we will calculate the corresponding equivalent ratio of 31:80 for you.

To calculate the left side of the ratio, our calculator multiplies the right side by 31 and then divides the product by 80. To calculate the right side of the ratio, our calculator multiplies the left side by 80 and then divides the product by 31. Answers are rounded to two decimals if necessary.

Below is a list of equivalent ratios of 31:80 that we created using our 31:80 ratio calculator above.

31:80

62:160

93:240

124:320

155:400

186:480

217:560

248:640

279:720

310:800

341:880

372:960

We have also created a pie chart for you to put 31:80 ratio in perspective. To do so, we divided a pie into 111 pieces and then colored 31 pieces green and 80 pieces blue. The pie will look exactly the same using any equivalent ratio of 31:80.

31 to 80 pie ratio

The green part of the pie covers 27.93% and the blue part covers 72.07%. To calculate the percentages, we divided each side of the ratio by its total and then multiplied by 100, like this:

(31 / 111)×100 ≈ 27.93
(80 / 111)×100 ≈ 72.07

In fractional terms, 31/80 of the pie above is colored in green. This means that the ratio of 31 to 80 or 31:80 can also be expressed as a fraction, where the 31 to the left of the colon is the numerator and the 80 to the right of the colon is the denominator:

31:80 = 31/80

Ratio is often used when defining rectangles in width:height format. Width and height can be feet, inches, centimeters, or any other kind of length. With a ratio of 31 to 80, the width is 31 and the height is 80. Below is a picture of what a rectangle with a ratio of 31:80 looks like.

31 to 80 pie rectangle

Since the simplest form of the fraction 31/80 is 31/80, the simplest form of the ratio 31:80 is also 31:80.

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Ratio of 31 to 81
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