Question

Find the value of x in the following proportion x:9 ::18:81

Answer 1

Answer:

$x = 2$

Step-by-step explanation:

Solution -

$x : 9 : : 18 : 81 \\ \\ 81x = 9 \times 18 \\ \\ = x = \frac{9 \times 18}{81} \\ \\ x = \frac{18}{9} \\ \\ x = 2$

Answer obtained respectively.

Answer 2

Step-by-step explanation:

x/9=18/81

x = 9×18/81

x = 2

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