Home / 20,104,479,098.10-27,747,197,395.62-15,273,895,014.27

Finding the Fourth Proportional to 20,104,479,098.10, 27,747,197,395.62 and 15,273,895,014.27

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Solution

The fourth proportional to 20,104,479,098.10, 27,747,197,395.62 and 15,273,895,014.27 is: 21,080,266,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104,479,098.10 : 27,747,197,395.62 = 15,273,895,014.27 : x
  2. Step 2: Convert to fraction form
    20,104,479,098.10/27,747,197,395.62 = 15,273,895,014.27/x
  3. Step 3: Cross multiply
    20,104,479,098.10x = 27,747,197,395.62 × 15,273,895,014.27
  4. Step 4: Simplify right side
    20,104,479,098.10x = 423,807,779,960,925,847,552
  5. Step 5: Solve for x
    x = 423,807,779,960,925,847,552/20,104,479,098.10
  6. Step 6: Final answer
    x = 21,080,266,635.76

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1.5x scale

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.