Home / 327,413,406.30-491,188,343.85-109,131,560.70

Finding the Fourth Proportional to 327,413,406.30, 491,188,343.85 and 109,131,560.70

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Solution

The fourth proportional to 327,413,406.30, 491,188,343.85 and 109,131,560.70 is: 163,720,084.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,413,406.30 : 491,188,343.85 = 109,131,560.70 : x
  2. Step 2: Convert to fraction form
    327,413,406.30/491,188,343.85 = 109,131,560.70/x
  3. Step 3: Cross multiply
    327,413,406.30x = 491,188,343.85 × 109,131,560.70
  4. Step 4: Simplify right side
    327,413,406.30x = 53,604,150,561,998,752
  5. Step 5: Solve for x
    x = 53,604,150,561,998,752/327,413,406.30
  6. Step 6: Final answer
    x = 163,720,084.55

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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.