Home / 534,438,545.10-801,657,817.65-482,782,479.90

Finding the Fourth Proportional to 534,438,545.10, 801,657,817.65 and 482,782,479.90

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Solution

The fourth proportional to 534,438,545.10, 801,657,817.65 and 482,782,479.90 is: 724,173,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,438,545.10 : 801,657,817.65 = 482,782,479.90 : x
  2. Step 2: Convert to fraction form
    534,438,545.10/801,657,817.65 = 482,782,479.90/x
  3. Step 3: Cross multiply
    534,438,545.10x = 801,657,817.65 × 482,782,479.90
  4. Step 4: Simplify right side
    534,438,545.10x = 387,026,349,236,288,960
  5. Step 5: Solve for x
    x = 387,026,349,236,288,960/534,438,545.10
  6. Step 6: Final answer
    x = 724,173,719.85

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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.