Home / 68,930,728,405.13-103,427,508,993.92-35,377,913,144.97

Finding the Fourth Proportional to 68,930,728,405.13, 103,427,508,993.92 and 35,377,913,144.97

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Solution

The fourth proportional to 68,930,728,405.13, 103,427,508,993.92 and 35,377,913,144.97 is: 53,082,993,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,930,728,405.13 : 103,427,508,993.92 = 35,377,913,144.97 : x
  2. Step 2: Convert to fraction form
    68,930,728,405.13/103,427,508,993.92 = 35,377,913,144.97/x
  3. Step 3: Cross multiply
    68,930,728,405.13x = 103,427,508,993.92 × 35,377,913,144.97
  4. Step 4: Simplify right side
    68,930,728,405.13x = 3,659,049,429,987,505,471,488
  5. Step 5: Solve for x
    x = 3,659,049,429,987,505,471,488/68,930,728,405.13
  6. Step 6: Final answer
    x = 53,082,993,820.73

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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.