Home / 248,469,227.20-342,902,874.32-136,959,816.50

Finding the Fourth Proportional to 248,469,227.20, 342,902,874.32 and 136,959,816.50

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Solution

The fourth proportional to 248,469,227.20, 342,902,874.32 and 136,959,816.50 is: 189,013,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,469,227.20 : 342,902,874.32 = 136,959,816.50 : x
  2. Step 2: Convert to fraction form
    248,469,227.20/342,902,874.32 = 136,959,816.50/x
  3. Step 3: Cross multiply
    248,469,227.20x = 342,902,874.32 × 136,959,816.50
  4. Step 4: Simplify right side
    248,469,227.20x = 46,963,914,744,189,760
  5. Step 5: Solve for x
    x = 46,963,914,744,189,760/248,469,227.20
  6. Step 6: Final answer
    x = 189,013,002.83

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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.