Home / 165,149,198.38-227,906,716.80-90,814,552.84

Finding the Fourth Proportional to 165,149,198.38, 227,906,716.80 and 90,814,552.84

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Solution

The fourth proportional to 165,149,198.38, 227,906,716.80 and 90,814,552.84 is: 125,324,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,149,198.38 : 227,906,716.80 = 90,814,552.84 : x
  2. Step 2: Convert to fraction form
    165,149,198.38/227,906,716.80 = 90,814,552.84/x
  3. Step 3: Cross multiply
    165,149,198.38x = 227,906,716.80 × 90,814,552.84
  4. Step 4: Simplify right side
    165,149,198.38x = 20,697,246,575,424,516
  5. Step 5: Solve for x
    x = 20,697,246,575,424,516/165,149,198.38
  6. Step 6: Final answer
    x = 125,324,535.50

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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.