Home / 87,442,002.20-131,163,003.30-26,857,728.20

Finding the Fourth Proportional to 87,442,002.20, 131,163,003.30 and 26,857,728.20

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Solution

The fourth proportional to 87,442,002.20, 131,163,003.30 and 26,857,728.20 is: 40,286,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,442,002.20 : 131,163,003.30 = 26,857,728.20 : x
  2. Step 2: Convert to fraction form
    87,442,002.20/131,163,003.30 = 26,857,728.20/x
  3. Step 3: Cross multiply
    87,442,002.20x = 131,163,003.30 × 26,857,728.20
  4. Step 4: Simplify right side
    87,442,002.20x = 3,522,740,292,527,103
  5. Step 5: Solve for x
    x = 3,522,740,292,527,103/87,442,002.20
  6. Step 6: Final answer
    x = 40,286,592.30

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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.