Home / 159,659,040.20-239,488,560.30-143,503,233.80

Finding the Fourth Proportional to 159,659,040.20, 239,488,560.30 and 143,503,233.80

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Solution

The fourth proportional to 159,659,040.20, 239,488,560.30 and 143,503,233.80 is: 215,254,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,659,040.20 : 239,488,560.30 = 143,503,233.80 : x
  2. Step 2: Convert to fraction form
    159,659,040.20/239,488,560.30 = 143,503,233.80/x
  3. Step 3: Cross multiply
    159,659,040.20x = 239,488,560.30 × 143,503,233.80
  4. Step 4: Simplify right side
    159,659,040.20x = 34,367,382,861,156,304
  5. Step 5: Solve for x
    x = 34,367,382,861,156,304/159,659,040.20
  6. Step 6: Final answer
    x = 215,254,850.70

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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.