Home / 269,150,786.82-371,428,417.22-145,391,463.95

Finding the Fourth Proportional to 269,150,786.82, 371,428,417.22 and 145,391,463.95

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Solution

The fourth proportional to 269,150,786.82, 371,428,417.22 and 145,391,463.95 is: 200,640,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,150,786.82 : 371,428,417.22 = 145,391,463.95 : x
  2. Step 2: Convert to fraction form
    269,150,786.82/371,428,417.22 = 145,391,463.95/x
  3. Step 3: Cross multiply
    269,150,786.82x = 371,428,417.22 × 145,391,463.95
  4. Step 4: Simplify right side
    269,150,786.82x = 54,002,521,329,663,080
  5. Step 5: Solve for x
    x = 54,002,521,329,663,080/269,150,786.82
  6. Step 6: Final answer
    x = 200,640,399.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.