Home / 108,531,979.80-162,797,969.70-27,752,947.80

Finding the Fourth Proportional to 108,531,979.80, 162,797,969.70 and 27,752,947.80

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Solution

The fourth proportional to 108,531,979.80, 162,797,969.70 and 27,752,947.80 is: 41,629,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,531,979.80 : 162,797,969.70 = 27,752,947.80 : x
  2. Step 2: Convert to fraction form
    108,531,979.80/162,797,969.70 = 27,752,947.80/x
  3. Step 3: Cross multiply
    108,531,979.80x = 162,797,969.70 × 27,752,947.80
  4. Step 4: Simplify right side
    108,531,979.80x = 4,518,123,555,030,081
  5. Step 5: Solve for x
    x = 4,518,123,555,030,081/108,531,979.80
  6. Step 6: Final answer
    x = 41,629,421.70

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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.