Home / 269,715,175.44-372,206,943.41-145,955,853.78

Finding the Fourth Proportional to 269,715,175.44, 372,206,943.41 and 145,955,853.78

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Solution

The fourth proportional to 269,715,175.44, 372,206,943.41 and 145,955,853.78 is: 201,419,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,715,175.44 : 372,206,943.41 = 145,955,853.78 : x
  2. Step 2: Convert to fraction form
    269,715,175.44/372,206,943.41 = 145,955,853.78/x
  3. Step 3: Cross multiply
    269,715,175.44x = 372,206,943.41 × 145,955,853.78
  4. Step 4: Simplify right side
    269,715,175.44x = 54,325,782,208,250,696
  5. Step 5: Solve for x
    x = 54,325,782,208,250,696/269,715,175.44
  6. Step 6: Final answer
    x = 201,419,078.92

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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.