Home / 72,049,499,049.26-108,052,489,801.62-21,671,559,377.26

Finding the Fourth Proportional to 72,049,499,049.26, 108,052,489,801.62 and 21,671,559,377.26

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Solution

The fourth proportional to 72,049,499,049.26, 108,052,489,801.62 and 21,671,559,377.26 is: 32,500,794,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,049,499,049.26 : 108,052,489,801.62 = 21,671,559,377.26 : x
  2. Step 2: Convert to fraction form
    72,049,499,049.26/108,052,489,801.62 = 21,671,559,377.26/x
  3. Step 3: Cross multiply
    72,049,499,049.26x = 108,052,489,801.62 × 21,671,559,377.26
  4. Step 4: Simplify right side
    72,049,499,049.26x = 2,341,665,948,596,912,521,216
  5. Step 5: Solve for x
    x = 2,341,665,948,596,912,521,216/72,049,499,049.26
  6. Step 6: Final answer
    x = 32,500,794,308.04

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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.