Question

Find the number which bears the same ratio to $\frac{7}{33}$ that $\frac{8}{21}$ does to $\frac{4}{9}$.

Answer 1

we have that, the ratio of 8/21 to 4/9 is:
;

let the requidered number be n.
we have that the ratio of n to 7/33 to be:


then
;
;



The number is