Home / 18,764,498,968.77-25,895,514,261.97-11,040,109,367.19

Finding the Fourth Proportional to 18,764,498,968.77, 25,895,514,261.97 and 11,040,109,367.19

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Solution

The fourth proportional to 18,764,498,968.77, 25,895,514,261.97 and 11,040,109,367.19 is: 15,235,648,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764,498,968.77 : 25,895,514,261.97 = 11,040,109,367.19 : x
  2. Step 2: Convert to fraction form
    18,764,498,968.77/25,895,514,261.97 = 11,040,109,367.19/x
  3. Step 3: Cross multiply
    18,764,498,968.77x = 25,895,514,261.97 × 11,040,109,367.19
  4. Step 4: Simplify right side
    18,764,498,968.77x = 285,889,309,571,777,265,664
  5. Step 5: Solve for x
    x = 285,889,309,571,777,265,664/18,764,498,968.77
  6. Step 6: Final answer
    x = 15,235,648,446.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.