Home / 327,891,170.20-492,025,712.10-123,565,883.80

Finding the Fourth Proportional to 327,891,170.20, 492,025,712.10 and 123,565,883.80

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Solution

The fourth proportional to 327,891,170.20, 492,025,712.10 and 123,565,883.80 is: 185,420,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,891,170.20 : 492,025,712.10 = 123,565,883.80 : x
  2. Step 2: Convert to fraction form
    327,891,170.20/492,025,712.10 = 123,565,883.80/x
  3. Step 3: Cross multiply
    327,891,170.20x = 492,025,712.10 × 123,565,883.80
  4. Step 4: Simplify right side
    327,891,170.20x = 60,797,591,967,960,856
  5. Step 5: Solve for x
    x = 60,797,591,967,960,856/327,891,170.20
  6. Step 6: Final answer
    x = 185,420,034.13

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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.