Home / 69,149,168.84-95,425,821.48-38,209,067.48

Finding the Fourth Proportional to 69,149,168.84, 95,425,821.48 and 38,209,067.48

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Solution

The fourth proportional to 69,149,168.84, 95,425,821.48 and 38,209,067.48 is: 52,728,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,149,168.84 : 95,425,821.48 = 38,209,067.48 : x
  2. Step 2: Convert to fraction form
    69,149,168.84/95,425,821.48 = 38,209,067.48/x
  3. Step 3: Cross multiply
    69,149,168.84x = 95,425,821.48 × 38,209,067.48
  4. Step 4: Simplify right side
    69,149,168.84x = 3,646,131,652,263,753.50
  5. Step 5: Solve for x
    x = 3,646,131,652,263,753.50/69,149,168.84
  6. Step 6: Final answer
    x = 52,728,495.71

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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.