Finding the Fourth Proportional to 588,869,697.80, 812,672,140.68 and 337,972,083.74
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Solution
The fourth proportional to 588,869,697.80, 812,672,140.68 and 337,972,083.74 is: 466,419,817.17
Step by Step Solution
- Step 1: Write the proportion equation
588,869,697.80 : 812,672,140.68 = 337,972,083.74 : x - Step 2: Convert to fraction form
588,869,697.80/812,672,140.68 = 337,972,083.74/x - Step 3: Cross multiply
588,869,697.80x = 812,672,140.68 × 337,972,083.74 - Step 4: Simplify right side
588,869,697.80x = 274,660,496,783,066,016 - Step 5: Solve for x
x = 274,660,496,783,066,016/588,869,697.80 - Step 6: Final answer
x = 466,419,817.17
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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.