Question

if a:b=5:9 and b:c=4:7, find a:b:c and a:c ?

Explain and answer with detailed steps.

Answer 1

a:b=5:9
b:c=4:7
=5:9*4=20:36
=4:7*9=36:63
=a:b:c=20:36:63
=a:c=20:63

Answer 2

a:b=5:9,b:c=4:7 therefore a:b=20:36,b:c=36:63 therefore a:b:c= 20:36:63 therefore a:c= 20:63