Home / 203,008,081.92-280,151,436.48-110,188,608.96

Finding the Fourth Proportional to 203,008,081.92, 280,151,436.48 and 110,188,608.96

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Solution

The fourth proportional to 203,008,081.92, 280,151,436.48 and 110,188,608.96 is: 152,060,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,008,081.92 : 280,151,436.48 = 110,188,608.96 : x
  2. Step 2: Convert to fraction form
    203,008,081.92/280,151,436.48 = 110,188,608.96/x
  3. Step 3: Cross multiply
    203,008,081.92x = 280,151,436.48 × 110,188,608.96
  4. Step 4: Simplify right side
    203,008,081.92x = 30,869,497,083,877,000
  5. Step 5: Solve for x
    x = 30,869,497,083,877,000/203,008,081.92
  6. Step 6: Final answer
    x = 152,060,434.20

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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.