Home / 222,120,662.40-332,425,166.40-194,910,883.20

Finding the Fourth Proportional to 222,120,662.40, 332,425,166.40 and 194,910,883.20

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Solution

The fourth proportional to 222,120,662.40, 332,425,166.40 and 194,910,883.20 is: 291,703,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,120,662.40 : 332,425,166.40 = 194,910,883.20 : x
  2. Step 2: Convert to fraction form
    222,120,662.40/332,425,166.40 = 194,910,883.20/x
  3. Step 3: Cross multiply
    222,120,662.40x = 332,425,166.40 × 194,910,883.20
  4. Step 4: Simplify right side
    222,120,662.40x = 64,793,282,780,930,952
  5. Step 5: Solve for x
    x = 64,793,282,780,930,952/222,120,662.40
  6. Step 6: Final answer
    x = 291,703,086.43

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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.