Finding the Fourth Proportional to 88,487,044.38, 122,119,389.36 and 48,802,337.82
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Solution
The fourth proportional to 88,487,044.38, 122,119,389.36 and 48,802,337.82 is: 67,351,234.70
Step by Step Solution
- Step 1: Write the proportion equation
88,487,044.38 : 122,119,389.36 = 48,802,337.82 : x - Step 2: Convert to fraction form
88,487,044.38/122,119,389.36 = 48,802,337.82/x - Step 3: Cross multiply
88,487,044.38x = 122,119,389.36 × 48,802,337.82 - Step 4: Simplify right side
88,487,044.38x = 5,959,711,693,918,834 - Step 5: Solve for x
x = 5,959,711,693,918,834/88,487,044.38 - Step 6: Final answer
x = 67,351,234.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.