Home / 88,087,631.10-132,131,446.65-80,009,727.90

Finding the Fourth Proportional to 88,087,631.10, 132,131,446.65 and 80,009,727.90

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Solution

The fourth proportional to 88,087,631.10, 132,131,446.65 and 80,009,727.90 is: 120,014,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,087,631.10 : 132,131,446.65 = 80,009,727.90 : x
  2. Step 2: Convert to fraction form
    88,087,631.10/132,131,446.65 = 80,009,727.90/x
  3. Step 3: Cross multiply
    88,087,631.10x = 132,131,446.65 × 80,009,727.90
  4. Step 4: Simplify right side
    88,087,631.10x = 10,571,801,093,499,868
  5. Step 5: Solve for x
    x = 10,571,801,093,499,868/88,087,631.10
  6. Step 6: Final answer
    x = 120,014,591.85

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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.