Finding the Fourth Proportional to 269,438,898.11, 371,755,414.37 and 157,869,793.87
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Solution
The fourth proportional to 269,438,898.11, 371,755,414.37 and 157,869,793.87 is: 217,819,145.82
Step by Step Solution
- Step 1: Write the proportion equation
269,438,898.11 : 371,755,414.37 = 157,869,793.87 : x - Step 2: Convert to fraction form
269,438,898.11/371,755,414.37 = 157,869,793.87/x - Step 3: Cross multiply
269,438,898.11x = 371,755,414.37 × 157,869,793.87 - Step 4: Simplify right side
269,438,898.11x = 58,688,950,636,113,624 - Step 5: Solve for x
x = 58,688,950,636,113,624/269,438,898.11 - Step 6: Final answer
x = 217,819,145.82
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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.