Home / 136,488,632.30-204,732,948.45-75,904,358.30

Finding the Fourth Proportional to 136,488,632.30, 204,732,948.45 and 75,904,358.30

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Solution

The fourth proportional to 136,488,632.30, 204,732,948.45 and 75,904,358.30 is: 113,856,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,488,632.30 : 204,732,948.45 = 75,904,358.30 : x
  2. Step 2: Convert to fraction form
    136,488,632.30/204,732,948.45 = 75,904,358.30/x
  3. Step 3: Cross multiply
    136,488,632.30x = 204,732,948.45 × 75,904,358.30
  4. Step 4: Simplify right side
    136,488,632.30x = 15,540,123,074,964,228
  5. Step 5: Solve for x
    x = 15,540,123,074,964,228/136,488,632.30
  6. Step 6: Final answer
    x = 113,856,537.45

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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.