Home / 132,107,733.90-198,161,600.85-45,817,461.90

Finding the Fourth Proportional to 132,107,733.90, 198,161,600.85 and 45,817,461.90

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Solution

The fourth proportional to 132,107,733.90, 198,161,600.85 and 45,817,461.90 is: 68,726,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,107,733.90 : 198,161,600.85 = 45,817,461.90 : x
  2. Step 2: Convert to fraction form
    132,107,733.90/198,161,600.85 = 45,817,461.90/x
  3. Step 3: Cross multiply
    132,107,733.90x = 198,161,600.85 × 45,817,461.90
  4. Step 4: Simplify right side
    132,107,733.90x = 9,079,261,596,987,882
  5. Step 5: Solve for x
    x = 9,079,261,596,987,882/132,107,733.90
  6. Step 6: Final answer
    x = 68,726,192.85

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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.