Home / 80,738,517.60-121,126,322.16-23,231,265.12

Finding the Fourth Proportional to 80,738,517.60, 121,126,322.16 and 23,231,265.12

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Solution

The fourth proportional to 80,738,517.60, 121,126,322.16 and 23,231,265.12 is: 34,852,233.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,738,517.60 : 121,126,322.16 = 23,231,265.12 : x
  2. Step 2: Convert to fraction form
    80,738,517.60/121,126,322.16 = 23,231,265.12/x
  3. Step 3: Cross multiply
    80,738,517.60x = 121,126,322.16 × 23,231,265.12
  4. Step 4: Simplify right side
    80,738,517.60x = 2,813,917,703,109,491
  5. Step 5: Solve for x
    x = 2,813,917,703,109,491/80,738,517.60
  6. Step 6: Final answer
    x = 34,852,233.94

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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.