Question

Encontre o valor de x sabendo que
6/25=x/100

6/12=1/x

X/45=2/9

2/3=x/51

Answer 1

6/25 = x/100
6x= 25 . 100
x= 25 . 100/6 (faz a conta ai hahaha)

6/12=1/x
x=12/6
x=2

x/24=2/9
9x=48
x=48/9=> x= 16/3

2/3=x/51
3x=102
x=102/3=34

Answer 2

 6        x
---- =  -----
25     100

25x = 600

x = 600/25

x = 24




  6        1
 ---- =  -----
 12        x

6x = 12

x = 12/6

x = 2




 x         2
----  = -----
 45       9

9x = 90

x = 90/9

x = 10



  2         x
----  =  -----
  3        51

3x = 102

x = 102/3

x = 34