Home / 87,802,195.20-131,703,292.80-27,236,486.40

Finding the Fourth Proportional to 87,802,195.20, 131,703,292.80 and 27,236,486.40

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Solution

The fourth proportional to 87,802,195.20, 131,703,292.80 and 27,236,486.40 is: 40,854,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,802,195.20 : 131,703,292.80 = 27,236,486.40 : x
  2. Step 2: Convert to fraction form
    87,802,195.20/131,703,292.80 = 27,236,486.40/x
  3. Step 3: Cross multiply
    87,802,195.20x = 131,703,292.80 × 27,236,486.40
  4. Step 4: Simplify right side
    87,802,195.20x = 3,587,134,943,182,417.50
  5. Step 5: Solve for x
    x = 3,587,134,943,182,417.50/87,802,195.20
  6. Step 6: Final answer
    x = 40,854,729.60

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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.