Home / 135,754,793.10-187,326,352.82-79,996,593.87

Finding the Fourth Proportional to 135,754,793.10, 187,326,352.82 and 79,996,593.87

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Solution

The fourth proportional to 135,754,793.10, 187,326,352.82 and 79,996,593.87 is: 110,386,306.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,754,793.10 : 187,326,352.82 = 79,996,593.87 : x
  2. Step 2: Convert to fraction form
    135,754,793.10/187,326,352.82 = 79,996,593.87/x
  3. Step 3: Cross multiply
    135,754,793.10x = 187,326,352.82 × 79,996,593.87
  4. Step 4: Simplify right side
    135,754,793.10x = 14,985,470,167,889,860
  5. Step 5: Solve for x
    x = 14,985,470,167,889,860/135,754,793.10
  6. Step 6: Final answer
    x = 110,386,306.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.