Home / 99,067,500.30-148,601,250.45-53,150,997.90

Finding the Fourth Proportional to 99,067,500.30, 148,601,250.45 and 53,150,997.90

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Solution

The fourth proportional to 99,067,500.30, 148,601,250.45 and 53,150,997.90 is: 79,726,496.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,067,500.30 : 148,601,250.45 = 53,150,997.90 : x
  2. Step 2: Convert to fraction form
    99,067,500.30/148,601,250.45 = 53,150,997.90/x
  3. Step 3: Cross multiply
    99,067,500.30x = 148,601,250.45 × 53,150,997.90
  4. Step 4: Simplify right side
    99,067,500.30x = 7,898,304,750,605,323
  5. Step 5: Solve for x
    x = 7,898,304,750,605,323/99,067,500.30
  6. Step 6: Final answer
    x = 79,726,496.85

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Similar ratio
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1.5x scale

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.