Home / 439,121,334-605,981,790.76-250,947,469.48

Finding the Fourth Proportional to 439,121,334, 605,981,790.76 and 250,947,469.48

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Solution

The fourth proportional to 439,121,334, 605,981,790.76 and 250,947,469.48 is: 346,304,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,121,334 : 605,981,790.76 = 250,947,469.48 : x
  2. Step 2: Convert to fraction form
    439,121,334/605,981,790.76 = 250,947,469.48/x
  3. Step 3: Cross multiply
    439,121,334x = 605,981,790.76 × 250,947,469.48
  4. Step 4: Simplify right side
    439,121,334x = 152,069,596,942,180,832
  5. Step 5: Solve for x
    x = 152,069,596,942,180,832/439,121,334
  6. Step 6: Final answer
    x = 346,304,278.95

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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.