Home / 38,433,850,834.22-57,659,469,299.28-20,747,148,915.14

Finding the Fourth Proportional to 38,433,850,834.22, 57,659,469,299.28 and 20,747,148,915.14

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Solution

The fourth proportional to 38,433,850,834.22, 57,659,469,299.28 and 20,747,148,915.14 is: 31,125,416,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,433,850,834.22 : 57,659,469,299.28 = 20,747,148,915.14 : x
  2. Step 2: Convert to fraction form
    38,433,850,834.22/57,659,469,299.28 = 20,747,148,915.14/x
  3. Step 3: Cross multiply
    38,433,850,834.22x = 57,659,469,299.28 × 20,747,148,915.14
  4. Step 4: Simplify right side
    38,433,850,834.22x = 1,196,269,595,920,105,209,856
  5. Step 5: Solve for x
    x = 1,196,269,595,920,105,209,856/38,433,850,834.22
  6. Step 6: Final answer
    x = 31,125,416,005.80

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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.