Home / 230,321,671.29-345,482,506.92-76,967,727.72

Finding the Fourth Proportional to 230,321,671.29, 345,482,506.92 and 76,967,727.72

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Solution

The fourth proportional to 230,321,671.29, 345,482,506.92 and 76,967,727.72 is: 115,451,591.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,321,671.29 : 345,482,506.92 = 76,967,727.72 : x
  2. Step 2: Convert to fraction form
    230,321,671.29/345,482,506.92 = 76,967,727.72/x
  3. Step 3: Cross multiply
    230,321,671.29x = 345,482,506.92 × 76,967,727.72
  4. Step 4: Simplify right side
    230,321,671.29x = 26,591,003,522,914,164
  5. Step 5: Solve for x
    x = 26,591,003,522,914,164/230,321,671.29
  6. Step 6: Final answer
    x = 115,451,591.57

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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.