Home / 68,141,891.40-102,175,512.30-27,706,691.40

Finding the Fourth Proportional to 68,141,891.40, 102,175,512.30 and 27,706,691.40

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Solution

The fourth proportional to 68,141,891.40, 102,175,512.30 and 27,706,691.40 is: 41,544,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,141,891.40 : 102,175,512.30 = 27,706,691.40 : x
  2. Step 2: Convert to fraction form
    68,141,891.40/102,175,512.30 = 27,706,691.40/x
  3. Step 3: Cross multiply
    68,141,891.40x = 102,175,512.30 × 27,706,691.40
  4. Step 4: Simplify right side
    68,141,891.40x = 2,830,945,387,933,004
  5. Step 5: Solve for x
    x = 2,830,945,387,933,004/68,141,891.40
  6. Step 6: Final answer
    x = 41,544,860.73

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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.