Home / 20,283,705,906.20-30,425,558,859.30-5,561,703,704.60

Finding the Fourth Proportional to 20,283,705,906.20, 30,425,558,859.30 and 5,561,703,704.60

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Solution

The fourth proportional to 20,283,705,906.20, 30,425,558,859.30 and 5,561,703,704.60 is: 8,342,555,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,283,705,906.20 : 30,425,558,859.30 = 5,561,703,704.60 : x
  2. Step 2: Convert to fraction form
    20,283,705,906.20/30,425,558,859.30 = 5,561,703,704.60/x
  3. Step 3: Cross multiply
    20,283,705,906.20x = 30,425,558,859.30 × 5,561,703,704.60
  4. Step 4: Simplify right side
    20,283,705,906.20x = 169,217,943,422,294,163,456
  5. Step 5: Solve for x
    x = 169,217,943,422,294,163,456/20,283,705,906.20
  6. Step 6: Final answer
    x = 8,342,555,556.90

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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.