2/3 = 4/6 = 12/18 = 24/36
6 : 3 = 2 - доп. множ. к 2/3 = (2*2)/(3*2) = 4/6
18 : 3 = 6 - доп. множ. к 2/3 = (2*6)/(3*6) = 12/18
36 : 3 = 12 - доп. множ. к 2/3 = (2*12)/(2*12) = 24/36
7/4 = 28/16 = 84/48 = 168/96
16 : 4 = 4 - доп. множ. к 7/4 = (7*4)/(4*4) = 28/16
48 : 4 = 12 - доп. множ. к 7/4 = (7*12)/(4*12) = 84/48
96 : 4 = 24 - доп. множ. к 7/4 = (7*24)/(4*24) = 168/96