Home / 367,235,791.20-550,853,686.80-137,174,982.30

Finding the Fourth Proportional to 367,235,791.20, 550,853,686.80 and 137,174,982.30

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Solution

The fourth proportional to 367,235,791.20, 550,853,686.80 and 137,174,982.30 is: 205,762,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,235,791.20 : 550,853,686.80 = 137,174,982.30 : x
  2. Step 2: Convert to fraction form
    367,235,791.20/550,853,686.80 = 137,174,982.30/x
  3. Step 3: Cross multiply
    367,235,791.20x = 550,853,686.80 × 137,174,982.30
  4. Step 4: Simplify right side
    367,235,791.20x = 75,563,344,736,679,744
  5. Step 5: Solve for x
    x = 75,563,344,736,679,744/367,235,791.20
  6. Step 6: Final answer
    x = 205,762,473.45

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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.