Home / 123,204,793.92-184,988,862.48-68,723,824.56

Finding the Fourth Proportional to 123,204,793.92, 184,988,862.48 and 68,723,824.56

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Solution

The fourth proportional to 123,204,793.92, 184,988,862.48 and 68,723,824.56 is: 103,187,073.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,204,793.92 : 184,988,862.48 = 68,723,824.56 : x
  2. Step 2: Convert to fraction form
    123,204,793.92/184,988,862.48 = 68,723,824.56/x
  3. Step 3: Cross multiply
    123,204,793.92x = 184,988,862.48 × 68,723,824.56
  4. Step 4: Simplify right side
    123,204,793.92x = 12,713,142,130,629,486
  5. Step 5: Solve for x
    x = 12,713,142,130,629,486/123,204,793.92
  6. Step 6: Final answer
    x = 103,187,073.54

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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.