Home / 218,287,986.64-327,469,804.92-88,965,952.72

Finding the Fourth Proportional to 218,287,986.64, 327,469,804.92 and 88,965,952.72

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Solution

The fourth proportional to 218,287,986.64, 327,469,804.92 and 88,965,952.72 is: 133,464,345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,287,986.64 : 327,469,804.92 = 88,965,952.72 : x
  2. Step 2: Convert to fraction form
    218,287,986.64/327,469,804.92 = 88,965,952.72/x
  3. Step 3: Cross multiply
    218,287,986.64x = 327,469,804.92 × 88,965,952.72
  4. Step 4: Simplify right side
    218,287,986.64x = 29,133,663,181,740,344
  5. Step 5: Solve for x
    x = 29,133,663,181,740,344/218,287,986.64
  6. Step 6: Final answer
    x = 133,464,345.11

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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.