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Finding the Fourth Proportional to 244,608,472.40, 366,912,708.60 and 225,901,749.20

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Solution

The fourth proportional to 244,608,472.40, 366,912,708.60 and 225,901,749.20 is: 338,852,623.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,608,472.40 : 366,912,708.60 = 225,901,749.20 : x
  2. Step 2: Convert to fraction form
    244,608,472.40/366,912,708.60 = 225,901,749.20/x
  3. Step 3: Cross multiply
    244,608,472.40x = 366,912,708.60 × 225,901,749.20
  4. Step 4: Simplify right side
    244,608,472.40x = 82,886,222,676,449,888
  5. Step 5: Solve for x
    x = 82,886,222,676,449,888/244,608,472.40
  6. Step 6: Final answer
    x = 338,852,623.80

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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.