Home / 215,687,062.30-323,530,593.45-100,683,229.90

Finding the Fourth Proportional to 215,687,062.30, 323,530,593.45 and 100,683,229.90

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Solution

The fourth proportional to 215,687,062.30, 323,530,593.45 and 100,683,229.90 is: 151,024,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,687,062.30 : 323,530,593.45 = 100,683,229.90 : x
  2. Step 2: Convert to fraction form
    215,687,062.30/323,530,593.45 = 100,683,229.90/x
  3. Step 3: Cross multiply
    215,687,062.30x = 323,530,593.45 × 100,683,229.90
  4. Step 4: Simplify right side
    215,687,062.30x = 32,574,105,120,009,784
  5. Step 5: Solve for x
    x = 32,574,105,120,009,784/215,687,062.30
  6. Step 6: Final answer
    x = 151,024,844.85

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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.