Home / 629,857,384.60-944,786,076.90-220,765,912.60

Finding the Fourth Proportional to 629,857,384.60, 944,786,076.90 and 220,765,912.60

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Solution

The fourth proportional to 629,857,384.60, 944,786,076.90 and 220,765,912.60 is: 331,148,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,384.60 : 944,786,076.90 = 220,765,912.60 : x
  2. Step 2: Convert to fraction form
    629,857,384.60/944,786,076.90 = 220,765,912.60/x
  3. Step 3: Cross multiply
    629,857,384.60x = 944,786,076.90 × 220,765,912.60
  4. Step 4: Simplify right side
    629,857,384.60x = 208,576,560,478,602,272
  5. Step 5: Solve for x
    x = 208,576,560,478,602,272/629,857,384.60
  6. Step 6: Final answer
    x = 331,148,868.90

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Similar ratio
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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.