Home / 87,555,738.90-131,333,857.66-25,312,120.30

Finding the Fourth Proportional to 87,555,738.90, 131,333,857.66 and 25,312,120.30

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Solution

The fourth proportional to 87,555,738.90, 131,333,857.66 and 25,312,120.30 is: 37,968,252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,555,738.90 : 131,333,857.66 = 25,312,120.30 : x
  2. Step 2: Convert to fraction form
    87,555,738.90/131,333,857.66 = 25,312,120.30/x
  3. Step 3: Cross multiply
    87,555,738.90x = 131,333,857.66 × 25,312,120.30
  4. Step 4: Simplify right side
    87,555,738.90x = 3,324,338,404,552,996.50
  5. Step 5: Solve for x
    x = 3,324,338,404,552,996.50/87,555,738.90
  6. Step 6: Final answer
    x = 37,968,252.52

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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.