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Finding the Fourth Proportional to 2,122,379,862.60, 3,183,569,793.90 and 2,122,379,862.60

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Solution

The fourth proportional to 2,122,379,862.60, 3,183,569,793.90 and 2,122,379,862.60 is: 3,183,569,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,379,862.60 : 3,183,569,793.90 = 2,122,379,862.60 : x
  2. Step 2: Convert to fraction form
    2,122,379,862.60/3,183,569,793.90 = 2,122,379,862.60/x
  3. Step 3: Cross multiply
    2,122,379,862.60x = 3,183,569,793.90 × 2,122,379,862.60
  4. Step 4: Simplify right side
    2,122,379,862.60x = 6,756,744,421,754,992,640
  5. Step 5: Solve for x
    x = 6,756,744,421,754,992,640/2,122,379,862.60
  6. Step 6: Final answer
    x = 3,183,569,793.90

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Double scale
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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.