Home / 230,321,680.89-345,482,521.29-76,967,737.32

Finding the Fourth Proportional to 230,321,680.89, 345,482,521.29 and 76,967,737.32

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Solution

The fourth proportional to 230,321,680.89, 345,482,521.29 and 76,967,737.32 is: 115,451,605.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,321,680.89 : 345,482,521.29 = 76,967,737.32 : x
  2. Step 2: Convert to fraction form
    230,321,680.89/345,482,521.29 = 76,967,737.32/x
  3. Step 3: Cross multiply
    230,321,680.89x = 345,482,521.29 × 76,967,737.32
  4. Step 4: Simplify right side
    230,321,680.89x = 26,591,007,947,300,028
  5. Step 5: Solve for x
    x = 26,591,007,947,300,028/230,321,680.89
  6. Step 6: Final answer
    x = 115,451,605.96

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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.