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Finding the Fourth Proportional to 60,419,468.22, 90,692,593.02 and 53,546,919.12

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Solution

The fourth proportional to 60,419,468.22, 90,692,593.02 and 53,546,919.12 is: 80,376,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,419,468.22 : 90,692,593.02 = 53,546,919.12 : x
  2. Step 2: Convert to fraction form
    60,419,468.22/90,692,593.02 = 53,546,919.12/x
  3. Step 3: Cross multiply
    60,419,468.22x = 90,692,593.02 × 53,546,919.12
  4. Step 4: Simplify right side
    60,419,468.22x = 4,856,308,943,225,016
  5. Step 5: Solve for x
    x = 4,856,308,943,225,016/60,419,468.22
  6. Step 6: Final answer
    x = 80,376,558.85

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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.