Home / 373,231,351.62-515,071,636.20-203,694,872.85

Finding the Fourth Proportional to 373,231,351.62, 515,071,636.20 and 203,694,872.85

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Solution

The fourth proportional to 373,231,351.62, 515,071,636.20 and 203,694,872.85 is: 281,105,676.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,231,351.62 : 515,071,636.20 = 203,694,872.85 : x
  2. Step 2: Convert to fraction form
    373,231,351.62/515,071,636.20 = 203,694,872.85/x
  3. Step 3: Cross multiply
    373,231,351.62x = 515,071,636.20 × 203,694,872.85
  4. Step 4: Simplify right side
    373,231,351.62x = 104,917,451,444,400,448
  5. Step 5: Solve for x
    x = 104,917,451,444,400,448/373,231,351.62
  6. Step 6: Final answer
    x = 281,105,676.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.