Home / 339,266,819.43-468,053,578.17-196,186,143.15

Finding the Fourth Proportional to 339,266,819.43, 468,053,578.17 and 196,186,143.15

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Solution

The fourth proportional to 339,266,819.43, 468,053,578.17 and 196,186,143.15 is: 270,659,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,266,819.43 : 468,053,578.17 = 196,186,143.15 : x
  2. Step 2: Convert to fraction form
    339,266,819.43/468,053,578.17 = 196,186,143.15/x
  3. Step 3: Cross multiply
    339,266,819.43x = 468,053,578.17 × 196,186,143.15
  4. Step 4: Simplify right side
    339,266,819.43x = 91,825,626,288,729,344
  5. Step 5: Solve for x
    x = 91,825,626,288,729,344/339,266,819.43
  6. Step 6: Final answer
    x = 270,659,024.20

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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.