Home / 203,227,392.42-280,470,951.76-113,917,908.92

Finding the Fourth Proportional to 203,227,392.42, 280,470,951.76 and 113,917,908.92

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Solution

The fourth proportional to 203,227,392.42, 280,470,951.76 and 113,917,908.92 is: 157,216,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,227,392.42 : 280,470,951.76 = 113,917,908.92 : x
  2. Step 2: Convert to fraction form
    203,227,392.42/280,470,951.76 = 113,917,908.92/x
  3. Step 3: Cross multiply
    203,227,392.42x = 280,470,951.76 × 113,917,908.92
  4. Step 4: Simplify right side
    203,227,392.42x = 31,950,664,337,301,392
  5. Step 5: Solve for x
    x = 31,950,664,337,301,392/203,227,392.42
  6. Step 6: Final answer
    x = 157,216,327.76

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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.