Finding the Fourth Proportional to 168,995,908.33, 253,057,288.18 and 116,635,148.68
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Solution
The fourth proportional to 168,995,908.33, 253,057,288.18 and 116,635,148.68 is: 174,651,414.47
Step by Step Solution
- Step 1: Write the proportion equation
168,995,908.33 : 253,057,288.18 = 116,635,148.68 : x - Step 2: Convert to fraction form
168,995,908.33/253,057,288.18 = 116,635,148.68/x - Step 3: Cross multiply
168,995,908.33x = 253,057,288.18 × 116,635,148.68 - Step 4: Simplify right side
168,995,908.33x = 29,515,374,429,984,192 - Step 5: Solve for x
x = 29,515,374,429,984,192/168,995,908.33 - Step 6: Final answer
x = 174,651,414.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.