Home / 131,905,891.38-197,860,520.91-34,860,760.55

Finding the Fourth Proportional to 131,905,891.38, 197,860,520.91 and 34,860,760.55

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Solution

The fourth proportional to 131,905,891.38, 197,860,520.91 and 34,860,760.55 is: 52,291,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,905,891.38 : 197,860,520.91 = 34,860,760.55 : x
  2. Step 2: Convert to fraction form
    131,905,891.38/197,860,520.91 = 34,860,760.55/x
  3. Step 3: Cross multiply
    131,905,891.38x = 197,860,520.91 × 34,860,760.55
  4. Step 4: Simplify right side
    131,905,891.38x = 6,897,568,241,625,180
  5. Step 5: Solve for x
    x = 6,897,568,241,625,180/131,905,891.38
  6. Step 6: Final answer
    x = 52,291,585.84

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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.