Home / 230,321,673.29-345,482,509.92-76,967,729.72

Finding the Fourth Proportional to 230,321,673.29, 345,482,509.92 and 76,967,729.72

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Solution

The fourth proportional to 230,321,673.29, 345,482,509.92 and 76,967,729.72 is: 115,451,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,321,673.29 : 345,482,509.92 = 76,967,729.72 : x
  2. Step 2: Convert to fraction form
    230,321,673.29/345,482,509.92 = 76,967,729.72/x
  3. Step 3: Cross multiply
    230,321,673.29x = 345,482,509.92 × 76,967,729.72
  4. Step 4: Simplify right side
    230,321,673.29x = 26,591,004,446,509,780
  5. Step 5: Solve for x
    x = 26,591,004,446,509,780/230,321,673.29
  6. Step 6: Final answer
    x = 115,451,594.57

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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.