Home / 99,779,410.20-149,543,144.10-88,442,002.20

Finding the Fourth Proportional to 99,779,410.20, 149,543,144.10 and 88,442,002.20

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Solution

The fourth proportional to 99,779,410.20, 149,543,144.10 and 88,442,002.20 is: 132,551,345.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,779,410.20 : 149,543,144.10 = 88,442,002.20 : x
  2. Step 2: Convert to fraction form
    99,779,410.20/149,543,144.10 = 88,442,002.20/x
  3. Step 3: Cross multiply
    99,779,410.20x = 149,543,144.10 × 88,442,002.20
  4. Step 4: Simplify right side
    99,779,410.20x = 13,225,895,079,487,116
  5. Step 5: Solve for x
    x = 13,225,895,079,487,116/99,779,410.20
  6. Step 6: Final answer
    x = 132,551,345.54

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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.