Home / 439,121,333-605,981,789.38-250,947,468.48

Finding the Fourth Proportional to 439,121,333, 605,981,789.38 and 250,947,468.48

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Solution

The fourth proportional to 439,121,333, 605,981,789.38 and 250,947,468.48 is: 346,304,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,121,333 : 605,981,789.38 = 250,947,468.48 : x
  2. Step 2: Convert to fraction form
    439,121,333/605,981,789.38 = 250,947,468.48/x
  3. Step 3: Cross multiply
    439,121,333x = 605,981,789.38 × 250,947,468.48
  4. Step 4: Simplify right side
    439,121,333x = 152,069,595,989,891,552
  5. Step 5: Solve for x
    x = 152,069,595,989,891,552/439,121,333
  6. Step 6: Final answer
    x = 346,304,277.57

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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.