Home / 88,591,986.10-132,887,979.15-54,402,469.30

Finding the Fourth Proportional to 88,591,986.10, 132,887,979.15 and 54,402,469.30

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Solution

The fourth proportional to 88,591,986.10, 132,887,979.15 and 54,402,469.30 is: 81,603,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591,986.10 : 132,887,979.15 = 54,402,469.30 : x
  2. Step 2: Convert to fraction form
    88,591,986.10/132,887,979.15 = 54,402,469.30/x
  3. Step 3: Cross multiply
    88,591,986.10x = 132,887,979.15 × 54,402,469.30
  4. Step 4: Simplify right side
    88,591,986.10x = 7,229,434,206,046,915
  5. Step 5: Solve for x
    x = 7,229,434,206,046,915/88,591,986.10
  6. Step 6: Final answer
    x = 81,603,703.95

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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.