Home / 247,946,028.13-371,972,850.60-75,418,357.59

Finding the Fourth Proportional to 247,946,028.13, 371,972,850.60 and 75,418,357.59

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Solution

The fourth proportional to 247,946,028.13, 371,972,850.60 and 75,418,357.59 is: 113,143,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,946,028.13 : 371,972,850.60 = 75,418,357.59 : x
  2. Step 2: Convert to fraction form
    247,946,028.13/371,972,850.60 = 75,418,357.59/x
  3. Step 3: Cross multiply
    247,946,028.13x = 371,972,850.60 × 75,418,357.59
  4. Step 4: Simplify right side
    247,946,028.13x = 28,053,581,460,322,448
  5. Step 5: Solve for x
    x = 28,053,581,460,322,448/247,946,028.13
  6. Step 6: Final answer
    x = 113,143,903.42

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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.