Home / 221,761,144.98-332,407,143.06-83,526,942.54

Finding the Fourth Proportional to 221,761,144.98, 332,407,143.06 and 83,526,942.54

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Solution

The fourth proportional to 221,761,144.98, 332,407,143.06 and 83,526,942.54 is: 125,202,060.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,761,144.98 : 332,407,143.06 = 83,526,942.54 : x
  2. Step 2: Convert to fraction form
    221,761,144.98/332,407,143.06 = 83,526,942.54/x
  3. Step 3: Cross multiply
    221,761,144.98x = 332,407,143.06 × 83,526,942.54
  4. Step 4: Simplify right side
    221,761,144.98x = 27,764,952,338,258,184
  5. Step 5: Solve for x
    x = 27,764,952,338,258,184/221,761,144.98
  6. Step 6: Final answer
    x = 125,202,060.72

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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.