Home / 382,793,687.52-574,292,712.72-137,175,150.95

Finding the Fourth Proportional to 382,793,687.52, 574,292,712.72 and 137,175,150.95

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Solution

The fourth proportional to 382,793,687.52, 574,292,712.72 and 137,175,150.95 is: 205,799,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,793,687.52 : 574,292,712.72 = 137,175,150.95 : x
  2. Step 2: Convert to fraction form
    382,793,687.52/574,292,712.72 = 137,175,150.95/x
  3. Step 3: Cross multiply
    382,793,687.52x = 574,292,712.72 × 137,175,150.95
  4. Step 4: Simplify right side
    382,793,687.52x = 78,778,689,553,979,520
  5. Step 5: Solve for x
    x = 78,778,689,553,979,520/382,793,687.52
  6. Step 6: Final answer
    x = 205,799,343.41

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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.