Home / 242,514,871.20-363,772,306.80-89,140,998.60

Finding the Fourth Proportional to 242,514,871.20, 363,772,306.80 and 89,140,998.60

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Solution

The fourth proportional to 242,514,871.20, 363,772,306.80 and 89,140,998.60 is: 133,711,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,514,871.20 : 363,772,306.80 = 89,140,998.60 : x
  2. Step 2: Convert to fraction form
    242,514,871.20/363,772,306.80 = 89,140,998.60/x
  3. Step 3: Cross multiply
    242,514,871.20x = 363,772,306.80 × 89,140,998.60
  4. Step 4: Simplify right side
    242,514,871.20x = 32,427,026,691,177,568
  5. Step 5: Solve for x
    x = 32,427,026,691,177,568/242,514,871.20
  6. Step 6: Final answer
    x = 133,711,497.90

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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.