Home / 88,419,645.80-132,629,468.70-52,499,364.20

Finding the Fourth Proportional to 88,419,645.80, 132,629,468.70 and 52,499,364.20

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Solution

The fourth proportional to 88,419,645.80, 132,629,468.70 and 52,499,364.20 is: 78,749,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,419,645.80 : 132,629,468.70 = 52,499,364.20 : x
  2. Step 2: Convert to fraction form
    88,419,645.80/132,629,468.70 = 52,499,364.20/x
  3. Step 3: Cross multiply
    88,419,645.80x = 132,629,468.70 × 52,499,364.20
  4. Step 4: Simplify right side
    88,419,645.80x = 6,962,962,780,933,801
  5. Step 5: Solve for x
    x = 6,962,962,780,933,801/88,419,645.80
  6. Step 6: Final answer
    x = 78,749,046.30

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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.