Home / 18,479,040,006.80-27,718,560,010.20-14,351,215,725.20

Finding the Fourth Proportional to 18,479,040,006.80, 27,718,560,010.20 and 14,351,215,725.20

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Solution

The fourth proportional to 18,479,040,006.80, 27,718,560,010.20 and 14,351,215,725.20 is: 21,526,823,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479,040,006.80 : 27,718,560,010.20 = 14,351,215,725.20 : x
  2. Step 2: Convert to fraction form
    18,479,040,006.80/27,718,560,010.20 = 14,351,215,725.20/x
  3. Step 3: Cross multiply
    18,479,040,006.80x = 27,718,560,010.20 × 14,351,215,725.20
  4. Step 4: Simplify right side
    18,479,040,006.80x = 397,795,034,298,282,147,840
  5. Step 5: Solve for x
    x = 397,795,034,298,282,147,840/18,479,040,006.80
  6. Step 6: Final answer
    x = 21,526,823,587.80

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1.5x scale

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.