Home / 1,398,773,578.79-2,098,131,555.68-466,164,153.38

Finding the Fourth Proportional to 1,398,773,578.79, 2,098,131,555.68 and 466,164,153.38

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Solution

The fourth proportional to 1,398,773,578.79, 2,098,131,555.68 and 466,164,153.38 is: 699,236,627.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,773,578.79 : 2,098,131,555.68 = 466,164,153.38 : x
  2. Step 2: Convert to fraction form
    1,398,773,578.79/2,098,131,555.68 = 466,164,153.38/x
  3. Step 3: Cross multiply
    1,398,773,578.79x = 2,098,131,555.68 × 466,164,153.38
  4. Step 4: Simplify right side
    1,398,773,578.79x = 978,073,720,338,115,456
  5. Step 5: Solve for x
    x = 978,073,720,338,115,456/1,398,773,578.79
  6. Step 6: Final answer
    x = 699,236,627.83

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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.