Home / 247,946,126.18-371,972,997.17-75,418,455.34

Finding the Fourth Proportional to 247,946,126.18, 371,972,997.17 and 75,418,455.34

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Solution

The fourth proportional to 247,946,126.18, 371,972,997.17 and 75,418,455.34 is: 113,144,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,946,126.18 : 371,972,997.17 = 75,418,455.34 : x
  2. Step 2: Convert to fraction form
    247,946,126.18/371,972,997.17 = 75,418,455.34/x
  3. Step 3: Cross multiply
    247,946,126.18x = 371,972,997.17 × 75,418,455.34
  4. Step 4: Simplify right side
    247,946,126.18x = 28,053,628,872,514,632
  5. Step 5: Solve for x
    x = 28,053,628,872,514,632/247,946,126.18
  6. Step 6: Final answer
    x = 113,144,049.90

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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.