Home / 99,779,314.20-149,543,000.10-88,441,906.20

Finding the Fourth Proportional to 99,779,314.20, 149,543,000.10 and 88,441,906.20

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Solution

The fourth proportional to 99,779,314.20, 149,543,000.10 and 88,441,906.20 is: 132,551,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,779,314.20 : 149,543,000.10 = 88,441,906.20 : x
  2. Step 2: Convert to fraction form
    99,779,314.20/149,543,000.10 = 88,441,906.20/x
  3. Step 3: Cross multiply
    99,779,314.20x = 149,543,000.10 × 88,441,906.20
  4. Step 4: Simplify right side
    99,779,314.20x = 13,225,867,987,710,790
  5. Step 5: Solve for x
    x = 13,225,867,987,710,790/99,779,314.20
  6. Step 6: Final answer
    x = 132,551,201.56

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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.