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Finding the Fourth Proportional to 224,986,564.90, 337,479,847.35 and 156,906,129.70

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Solution

The fourth proportional to 224,986,564.90, 337,479,847.35 and 156,906,129.70 is: 235,359,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,986,564.90 : 337,479,847.35 = 156,906,129.70 : x
  2. Step 2: Convert to fraction form
    224,986,564.90/337,479,847.35 = 156,906,129.70/x
  3. Step 3: Cross multiply
    224,986,564.90x = 337,479,847.35 × 156,906,129.70
  4. Step 4: Simplify right side
    224,986,564.90x = 52,952,656,699,435,304
  5. Step 5: Solve for x
    x = 52,952,656,699,435,304/224,986,564.90
  6. Step 6: Final answer
    x = 235,359,194.55

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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.