Home / 99,155,425.85-136,690,272.98-69,293,360.92

Finding the Fourth Proportional to 99,155,425.85, 136,690,272.98 and 69,293,360.92

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Solution

The fourth proportional to 99,155,425.85, 136,690,272.98 and 69,293,360.92 is: 95,524,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,155,425.85 : 136,690,272.98 = 69,293,360.92 : x
  2. Step 2: Convert to fraction form
    99,155,425.85/136,690,272.98 = 69,293,360.92/x
  3. Step 3: Cross multiply
    99,155,425.85x = 136,690,272.98 × 69,293,360.92
  4. Step 4: Simplify right side
    99,155,425.85x = 9,471,728,419,856,464
  5. Step 5: Solve for x
    x = 9,471,728,419,856,464/99,155,425.85
  6. Step 6: Final answer
    x = 95,524,055.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.