Question

how we can find the ratio

Answer 1

by dividing them
For e.g. ratio of 50 and 10 will be 5is to 1

Answer 2

To find an equal ratio, you can either multiply or divide each term in the ratio by the same number (but not zero). For example, if we divide both terms in the ratio 3:6 by the number three, then we get the equal ratio, 1:2.