Home / 331,061,308.44-496,419,532.06-156,137,375.24

Finding the Fourth Proportional to 331,061,308.44, 496,419,532.06 and 156,137,375.24

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Solution

The fourth proportional to 331,061,308.44, 496,419,532.06 and 156,137,375.24 is: 234,124,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,061,308.44 : 496,419,532.06 = 156,137,375.24 : x
  2. Step 2: Convert to fraction form
    331,061,308.44/496,419,532.06 = 156,137,375.24/x
  3. Step 3: Cross multiply
    331,061,308.44x = 496,419,532.06 × 156,137,375.24
  4. Step 4: Simplify right side
    331,061,308.44x = 77,509,642,753,717,440
  5. Step 5: Solve for x
    x = 77,509,642,753,717,440/331,061,308.44
  6. Step 6: Final answer
    x = 234,124,739.97

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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.