Home / 146,801,072.80-220,194,610.80-49,747,261.60

Finding the Fourth Proportional to 146,801,072.80, 220,194,610.80 and 49,747,261.60

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Solution

The fourth proportional to 146,801,072.80, 220,194,610.80 and 49,747,261.60 is: 74,618,520.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,801,072.80 : 220,194,610.80 = 49,747,261.60 : x
  2. Step 2: Convert to fraction form
    146,801,072.80/220,194,610.80 = 49,747,261.60/x
  3. Step 3: Cross multiply
    146,801,072.80x = 220,194,610.80 × 49,747,261.60
  4. Step 4: Simplify right side
    146,801,072.80x = 10,954,078,906,377,786
  5. Step 5: Solve for x
    x = 10,954,078,906,377,786/146,801,072.80
  6. Step 6: Final answer
    x = 74,618,520.81

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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.