Home / 192,091,435.41-288,094,028.73-88,361,016.65

Finding the Fourth Proportional to 192,091,435.41, 288,094,028.73 and 88,361,016.65

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Solution

The fourth proportional to 192,091,435.41, 288,094,028.73 and 88,361,016.65 is: 132,521,687.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,091,435.41 : 288,094,028.73 = 88,361,016.65 : x
  2. Step 2: Convert to fraction form
    192,091,435.41/288,094,028.73 = 88,361,016.65/x
  3. Step 3: Cross multiply
    192,091,435.41x = 288,094,028.73 × 88,361,016.65
  4. Step 4: Simplify right side
    192,091,435.41x = 25,456,281,267,936,640
  5. Step 5: Solve for x
    x = 25,456,281,267,936,640/192,091,435.41
  6. Step 6: Final answer
    x = 132,521,687.98

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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.