Finding the Fourth Proportional to 214,900,948.35, 322,419,566.21 and 76,723,592.67
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Solution
The fourth proportional to 214,900,948.35, 322,419,566.21 and 76,723,592.67 is: 115,109,717.55
Step by Step Solution
- Step 1: Write the proportion equation
214,900,948.35 : 322,419,566.21 = 76,723,592.67 : x - Step 2: Convert to fraction form
214,900,948.35/322,419,566.21 = 76,723,592.67/x - Step 3: Cross multiply
214,900,948.35x = 322,419,566.21 × 76,723,592.67 - Step 4: Simplify right side
214,900,948.35x = 24,737,187,466,350,516 - Step 5: Solve for x
x = 24,737,187,466,350,516/214,900,948.35 - Step 6: Final answer
x = 115,109,717.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.