Home / 12,722,051,900.72-19,058,252,025.80-9,910,857,504.26

Finding the Fourth Proportional to 12,722,051,900.72, 19,058,252,025.80 and 9,910,857,504.26

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Solution

The fourth proportional to 12,722,051,900.72, 19,058,252,025.80 and 9,910,857,504.26 is: 14,846,946,198.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722,051,900.72 : 19,058,252,025.80 = 9,910,857,504.26 : x
  2. Step 2: Convert to fraction form
    12,722,051,900.72/19,058,252,025.80 = 9,910,857,504.26/x
  3. Step 3: Cross multiply
    12,722,051,900.72x = 19,058,252,025.80 × 9,910,857,504.26
  4. Step 4: Simplify right side
    12,722,051,900.72x = 188,883,620,107,978,276,864
  5. Step 5: Solve for x
    x = 188,883,620,107,978,276,864/12,722,051,900.72
  6. Step 6: Final answer
    x = 14,846,946,198.77

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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.