Finding the Fourth Proportional to 371,717,400.90, 557,639,624.20 and 153,248,316.68
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Solution
The fourth proportional to 371,717,400.90, 557,639,624.20 and 153,248,316.68 is: 229,898,663.65
Step by Step Solution
- Step 1: Write the proportion equation
371,717,400.90 : 557,639,624.20 = 153,248,316.68 : x - Step 2: Convert to fraction form
371,717,400.90/557,639,624.20 = 153,248,316.68/x - Step 3: Cross multiply
371,717,400.90x = 557,639,624.20 × 153,248,316.68 - Step 4: Simplify right side
371,717,400.90x = 85,457,333,722,717,808 - Step 5: Solve for x
x = 85,457,333,722,717,808/371,717,400.90 - Step 6: Final answer
x = 229,898,663.65
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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.