Home / 68,801,308.62-103,202,175.15-16,985,917.23

Finding the Fourth Proportional to 68,801,308.62, 103,202,175.15 and 16,985,917.23

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Solution

The fourth proportional to 68,801,308.62, 103,202,175.15 and 16,985,917.23 is: 25,478,928.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,801,308.62 : 103,202,175.15 = 16,985,917.23 : x
  2. Step 2: Convert to fraction form
    68,801,308.62/103,202,175.15 = 16,985,917.23/x
  3. Step 3: Cross multiply
    68,801,308.62x = 103,202,175.15 × 16,985,917.23
  4. Step 4: Simplify right side
    68,801,308.62x = 1,752,983,605,053,863
  5. Step 5: Solve for x
    x = 1,752,983,605,053,863/68,801,308.62
  6. Step 6: Final answer
    x = 25,478,928.24

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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.