Home / 311,904,339.20-467,900,745.60-96,471,123.20

Finding the Fourth Proportional to 311,904,339.20, 467,900,745.60 and 96,471,123.20

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Solution

The fourth proportional to 311,904,339.20, 467,900,745.60 and 96,471,123.20 is: 144,720,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,904,339.20 : 467,900,745.60 = 96,471,123.20 : x
  2. Step 2: Convert to fraction form
    311,904,339.20/467,900,745.60 = 96,471,123.20/x
  3. Step 3: Cross multiply
    311,904,339.20x = 467,900,745.60 × 96,471,123.20
  4. Step 4: Simplify right side
    311,904,339.20x = 45,138,910,474,149,464
  5. Step 5: Solve for x
    x = 45,138,910,474,149,464/311,904,339.20
  6. Step 6: Final answer
    x = 144,720,367.12

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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.