Home / 247,946,125.68-371,972,996.42-75,418,454.84

Finding the Fourth Proportional to 247,946,125.68, 371,972,996.42 and 75,418,454.84

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Solution

The fourth proportional to 247,946,125.68, 371,972,996.42 and 75,418,454.84 is: 113,144,049.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,946,125.68 : 371,972,996.42 = 75,418,454.84 : x
  2. Step 2: Convert to fraction form
    247,946,125.68/371,972,996.42 = 75,418,454.84/x
  3. Step 3: Cross multiply
    247,946,125.68x = 371,972,996.42 × 75,418,454.84
  4. Step 4: Simplify right side
    247,946,125.68x = 28,053,628,629,964,292
  5. Step 5: Solve for x
    x = 28,053,628,629,964,292/247,946,125.68
  6. Step 6: Final answer
    x = 113,144,049.15

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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.