Home / 108,531,976.80-162,797,965.20-27,752,944.80

Finding the Fourth Proportional to 108,531,976.80, 162,797,965.20 and 27,752,944.80

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Solution

The fourth proportional to 108,531,976.80, 162,797,965.20 and 27,752,944.80 is: 41,629,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,531,976.80 : 162,797,965.20 = 27,752,944.80 : x
  2. Step 2: Convert to fraction form
    108,531,976.80/162,797,965.20 = 27,752,944.80/x
  3. Step 3: Cross multiply
    108,531,976.80x = 162,797,965.20 × 27,752,944.80
  4. Step 4: Simplify right side
    108,531,976.80x = 4,518,122,941,747,921
  5. Step 5: Solve for x
    x = 4,518,122,941,747,921/108,531,976.80
  6. Step 6: Final answer
    x = 41,629,417.20

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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.