Home / 179,760,006.80-269,640,010.20-143,928,198.80

Finding the Fourth Proportional to 179,760,006.80, 269,640,010.20 and 143,928,198.80

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Solution

The fourth proportional to 179,760,006.80, 269,640,010.20 and 143,928,198.80 is: 215,892,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,760,006.80 : 269,640,010.20 = 143,928,198.80 : x
  2. Step 2: Convert to fraction form
    179,760,006.80/269,640,010.20 = 143,928,198.80/x
  3. Step 3: Cross multiply
    179,760,006.80x = 269,640,010.20 × 143,928,198.80
  4. Step 4: Simplify right side
    179,760,006.80x = 38,808,800,992,499,632
  5. Step 5: Solve for x
    x = 38,808,800,992,499,632/179,760,006.80
  6. Step 6: Final answer
    x = 215,892,298.20

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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.