Home / 230,321,670.75-345,482,506.13-76,967,727.19

Finding the Fourth Proportional to 230,321,670.75, 345,482,506.13 and 76,967,727.19

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Solution

The fourth proportional to 230,321,670.75, 345,482,506.13 and 76,967,727.19 is: 115,451,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,321,670.75 : 345,482,506.13 = 76,967,727.19 : x
  2. Step 2: Convert to fraction form
    230,321,670.75/345,482,506.13 = 76,967,727.19/x
  3. Step 3: Cross multiply
    230,321,670.75x = 345,482,506.13 × 76,967,727.19
  4. Step 4: Simplify right side
    230,321,670.75x = 26,591,003,279,482,796
  5. Step 5: Solve for x
    x = 26,591,003,279,482,796/230,321,670.75
  6. Step 6: Final answer
    x = 115,451,590.78

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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.