Finding the Fourth Proportional to 165,975,861.24, 229,047,005.48 and 91,636,565.63
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Solution
The fourth proportional to 165,975,861.24, 229,047,005.48 and 91,636,565.63 is: 126,458,635.56
Step by Step Solution
- Step 1: Write the proportion equation
165,975,861.24 : 229,047,005.48 = 91,636,565.63 : x - Step 2: Convert to fraction form
165,975,861.24/229,047,005.48 = 91,636,565.63/x - Step 3: Cross multiply
165,975,861.24x = 229,047,005.48 × 91,636,565.63 - Step 4: Simplify right side
165,975,861.24x = 20,989,080,948,419,572 - Step 5: Solve for x
x = 20,989,080,948,419,572/165,975,861.24 - Step 6: Final answer
x = 126,458,635.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.