Home / 9,131,801,622.12-12,601,950,735.78-4,959,635,478.12

Finding the Fourth Proportional to 9,131,801,622.12, 12,601,950,735.78 and 4,959,635,478.12

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Solution

The fourth proportional to 9,131,801,622.12, 12,601,950,735.78 and 4,959,635,478.12 is: 6,844,331,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,131,801,622.12 : 12,601,950,735.78 = 4,959,635,478.12 : x
  2. Step 2: Convert to fraction form
    9,131,801,622.12/12,601,950,735.78 = 4,959,635,478.12/x
  3. Step 3: Cross multiply
    9,131,801,622.12x = 12,601,950,735.78 × 4,959,635,478.12
  4. Step 4: Simplify right side
    9,131,801,622.12x = 62,501,081,962,694,926,336
  5. Step 5: Solve for x
    x = 62,501,081,962,694,926,336/9,131,801,622.12
  6. Step 6: Final answer
    x = 6,844,331,989.35

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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.