Home / 11,401,763,230.92-15,728,841,943.38-9,894,273,753.72

Finding the Fourth Proportional to 11,401,763,230.92, 15,728,841,943.38 and 9,894,273,753.72

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Solution

The fourth proportional to 11,401,763,230.92, 15,728,841,943.38 and 9,894,273,753.72 is: 13,649,245,723.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401,763,230.92 : 15,728,841,943.38 = 9,894,273,753.72 : x
  2. Step 2: Convert to fraction form
    11,401,763,230.92/15,728,841,943.38 = 9,894,273,753.72/x
  3. Step 3: Cross multiply
    11,401,763,230.92x = 15,728,841,943.38 × 9,894,273,753.72
  4. Step 4: Simplify right side
    11,401,763,230.92x = 155,625,468,016,794,992,640
  5. Step 5: Solve for x
    x = 155,625,468,016,794,992,640/11,401,763,230.92
  6. Step 6: Final answer
    x = 13,649,245,723.22

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Double scale
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1.5x scale

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.