Home / 118,261,576.80-177,425,542.80-57,679,279.20

Finding the Fourth Proportional to 118,261,576.80, 177,425,542.80 and 57,679,279.20

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Solution

The fourth proportional to 118,261,576.80, 177,425,542.80 and 57,679,279.20 is: 86,535,100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,261,576.80 : 177,425,542.80 = 57,679,279.20 : x
  2. Step 2: Convert to fraction form
    118,261,576.80/177,425,542.80 = 57,679,279.20/x
  3. Step 3: Cross multiply
    118,261,576.80x = 177,425,542.80 × 57,679,279.20
  4. Step 4: Simplify right side
    118,261,576.80x = 10,233,777,420,372,750
  5. Step 5: Solve for x
    x = 10,233,777,420,372,750/118,261,576.80
  6. Step 6: Final answer
    x = 86,535,100.39

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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.