Home / 203,092,868.16-280,270,173.60-110,274,138.72

Finding the Fourth Proportional to 203,092,868.16, 280,270,173.60 and 110,274,138.72

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Solution

The fourth proportional to 203,092,868.16, 280,270,173.60 and 110,274,138.72 is: 152,179,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,092,868.16 : 280,270,173.60 = 110,274,138.72 : x
  2. Step 2: Convert to fraction form
    203,092,868.16/280,270,173.60 = 110,274,138.72/x
  3. Step 3: Cross multiply
    203,092,868.16x = 280,270,173.60 × 110,274,138.72
  4. Step 4: Simplify right side
    203,092,868.16x = 30,906,552,002,644,884
  5. Step 5: Solve for x
    x = 30,906,552,002,644,884/203,092,868.16
  6. Step 6: Final answer
    x = 152,179,405.82

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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.