Home / 133,469,738.70-200,204,608.05-104,804,292.30

Finding the Fourth Proportional to 133,469,738.70, 200,204,608.05 and 104,804,292.30

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Solution

The fourth proportional to 133,469,738.70, 200,204,608.05 and 104,804,292.30 is: 157,206,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,469,738.70 : 200,204,608.05 = 104,804,292.30 : x
  2. Step 2: Convert to fraction form
    133,469,738.70/200,204,608.05 = 104,804,292.30/x
  3. Step 3: Cross multiply
    133,469,738.70x = 200,204,608.05 × 104,804,292.30
  4. Step 4: Simplify right side
    133,469,738.70x = 20,982,302,261,879,132
  5. Step 5: Solve for x
    x = 20,982,302,261,879,132/133,469,738.70
  6. Step 6: Final answer
    x = 157,206,438.45

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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.