Home / 424,034,154.30-635,578,839.45-165,163,338.30

Finding the Fourth Proportional to 424,034,154.30, 635,578,839.45 and 165,163,338.30

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Solution

The fourth proportional to 424,034,154.30, 635,578,839.45 and 165,163,338.30 is: 247,561,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,034,154.30 : 635,578,839.45 = 165,163,338.30 : x
  2. Step 2: Convert to fraction form
    424,034,154.30/635,578,839.45 = 165,163,338.30/x
  3. Step 3: Cross multiply
    424,034,154.30x = 635,578,839.45 × 165,163,338.30
  4. Step 4: Simplify right side
    424,034,154.30x = 104,974,322,876,401,744
  5. Step 5: Solve for x
    x = 104,974,322,876,401,744/424,034,154.30
  6. Step 6: Final answer
    x = 247,561,008.50

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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.