Home / 135,156,278.72-202,753,838.46-41,790,525.92

Finding the Fourth Proportional to 135,156,278.72, 202,753,838.46 and 41,790,525.92

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Solution

The fourth proportional to 135,156,278.72, 202,753,838.46 and 41,790,525.92 is: 62,691,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,156,278.72 : 202,753,838.46 = 41,790,525.92 : x
  2. Step 2: Convert to fraction form
    135,156,278.72/202,753,838.46 = 41,790,525.92/x
  3. Step 3: Cross multiply
    135,156,278.72x = 202,753,838.46 × 41,790,525.92
  4. Step 4: Simplify right side
    135,156,278.72x = 8,473,189,541,542,124
  5. Step 5: Solve for x
    x = 8,473,189,541,542,124/135,156,278.72
  6. Step 6: Final answer
    x = 62,691,793.69

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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.