Home / 12,722,051,902.22-19,058,252,028.05-9,910,857,505.76

Finding the Fourth Proportional to 12,722,051,902.22, 19,058,252,028.05 and 9,910,857,505.76

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Solution

The fourth proportional to 12,722,051,902.22, 19,058,252,028.05 and 9,910,857,505.76 is: 14,846,946,201.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722,051,902.22 : 19,058,252,028.05 = 9,910,857,505.76 : x
  2. Step 2: Convert to fraction form
    12,722,051,902.22/19,058,252,028.05 = 9,910,857,505.76/x
  3. Step 3: Cross multiply
    12,722,051,902.22x = 19,058,252,028.05 × 9,910,857,505.76
  4. Step 4: Simplify right side
    12,722,051,902.22x = 188,883,620,158,865,080,320
  5. Step 5: Solve for x
    x = 188,883,620,158,865,080,320/12,722,051,902.22
  6. Step 6: Final answer
    x = 14,846,946,201.02

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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.