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Finding the Fourth Proportional to 2,183,669,381.85, 3,275,504,072.78 and 2,183,669,381.85

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Solution

The fourth proportional to 2,183,669,381.85, 3,275,504,072.78 and 2,183,669,381.85 is: 3,275,504,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,669,381.85 : 3,275,504,072.78 = 2,183,669,381.85 : x
  2. Step 2: Convert to fraction form
    2,183,669,381.85/3,275,504,072.78 = 2,183,669,381.85/x
  3. Step 3: Cross multiply
    2,183,669,381.85x = 3,275,504,072.78 × 2,183,669,381.85
  4. Step 4: Simplify right side
    2,183,669,381.85x = 7,152,617,953,854,660,608
  5. Step 5: Solve for x
    x = 7,152,617,953,854,660,608/2,183,669,381.85
  6. Step 6: Final answer
    x = 3,275,504,072.78

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Double scale
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Similar ratio
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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.