Home / 247,946,029.10-371,972,852.06-75,418,358.56

Finding the Fourth Proportional to 247,946,029.10, 371,972,852.06 and 75,418,358.56

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Solution

The fourth proportional to 247,946,029.10, 371,972,852.06 and 75,418,358.56 is: 113,143,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,946,029.10 : 371,972,852.06 = 75,418,358.56 : x
  2. Step 2: Convert to fraction form
    247,946,029.10/371,972,852.06 = 75,418,358.56/x
  3. Step 3: Cross multiply
    247,946,029.10x = 371,972,852.06 × 75,418,358.56
  4. Step 4: Simplify right side
    247,946,029.10x = 28,053,581,929,939,892
  5. Step 5: Solve for x
    x = 28,053,581,929,939,892/247,946,029.10
  6. Step 6: Final answer
    x = 113,143,904.87

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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.