Home / 91,204,772.88-136,778,864.66-32,904,871.96

Finding the Fourth Proportional to 91,204,772.88, 136,778,864.66 and 32,904,871.96

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Solution

The fourth proportional to 91,204,772.88, 136,778,864.66 and 32,904,871.96 is: 49,347,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,204,772.88 : 136,778,864.66 = 32,904,871.96 : x
  2. Step 2: Convert to fraction form
    91,204,772.88/136,778,864.66 = 32,904,871.96/x
  3. Step 3: Cross multiply
    91,204,772.88x = 136,778,864.66 × 32,904,871.96
  4. Step 4: Simplify right side
    91,204,772.88x = 4,500,691,028,471,469
  5. Step 5: Solve for x
    x = 4,500,691,028,471,469/91,204,772.88
  6. Step 6: Final answer
    x = 49,347,099.79

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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.