Home / 439,041,773.15-658,601,369.87-123,910,609.24

Finding the Fourth Proportional to 439,041,773.15, 658,601,369.87 and 123,910,609.24

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Solution

The fourth proportional to 439,041,773.15, 658,601,369.87 and 123,910,609.24 is: 185,876,839.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,041,773.15 : 658,601,369.87 = 123,910,609.24 : x
  2. Step 2: Convert to fraction form
    439,041,773.15/658,601,369.87 = 123,910,609.24/x
  3. Step 3: Cross multiply
    439,041,773.15x = 658,601,369.87 × 123,910,609.24
  4. Step 4: Simplify right side
    439,041,773.15x = 81,607,696,989,490,704
  5. Step 5: Solve for x
    x = 81,607,696,989,490,704/439,041,773.15
  6. Step 6: Final answer
    x = 185,876,839.02

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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.