Home / 18,058,356,002.60-27,087,534,003.90-11,782,144,080.80

Finding the Fourth Proportional to 18,058,356,002.60, 27,087,534,003.90 and 11,782,144,080.80

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Solution

The fourth proportional to 18,058,356,002.60, 27,087,534,003.90 and 11,782,144,080.80 is: 17,673,216,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058,356,002.60 : 27,087,534,003.90 = 11,782,144,080.80 : x
  2. Step 2: Convert to fraction form
    18,058,356,002.60/27,087,534,003.90 = 11,782,144,080.80/x
  3. Step 3: Cross multiply
    18,058,356,002.60x = 27,087,534,003.90 × 11,782,144,080.80
  4. Step 4: Simplify right side
    18,058,356,002.60x = 319,149,228,427,519,131,648
  5. Step 5: Solve for x
    x = 319,149,228,427,519,131,648/18,058,356,002.60
  6. Step 6: Final answer
    x = 17,673,216,121.20

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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.