Home / 57,468,738.30-86,203,107.45-40,250,049.90

Finding the Fourth Proportional to 57,468,738.30, 86,203,107.45 and 40,250,049.90

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Solution

The fourth proportional to 57,468,738.30, 86,203,107.45 and 40,250,049.90 is: 60,375,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468,738.30 : 86,203,107.45 = 40,250,049.90 : x
  2. Step 2: Convert to fraction form
    57,468,738.30/86,203,107.45 = 40,250,049.90/x
  3. Step 3: Cross multiply
    57,468,738.30x = 86,203,107.45 × 40,250,049.90
  4. Step 4: Simplify right side
    57,468,738.30x = 3,469,679,376,397,561.50
  5. Step 5: Solve for x
    x = 3,469,679,376,397,561.50/57,468,738.30
  6. Step 6: Final answer
    x = 60,375,074.85

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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.