Home / 14,612,120,422.21-21,926,472,077.33-7,889,172,843.43

Finding the Fourth Proportional to 14,612,120,422.21, 21,926,472,077.33 and 7,889,172,843.43

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Solution

The fourth proportional to 14,612,120,422.21, 21,926,472,077.33 and 7,889,172,843.43 is: 11,838,235,866.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612,120,422.21 : 21,926,472,077.33 = 7,889,172,843.43 : x
  2. Step 2: Convert to fraction form
    14,612,120,422.21/21,926,472,077.33 = 7,889,172,843.43/x
  3. Step 3: Cross multiply
    14,612,120,422.21x = 21,926,472,077.33 × 7,889,172,843.43
  4. Step 4: Simplify right side
    14,612,120,422.21x = 172,981,728,064,797,540,352
  5. Step 5: Solve for x
    x = 172,981,728,064,797,540,352/14,612,120,422.21
  6. Step 6: Final answer
    x = 11,838,235,866.29

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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.