Home / 2,661,122,648.55-3,991,683,972.83-1,107,897,752.55

Finding the Fourth Proportional to 2,661,122,648.55, 3,991,683,972.83 and 1,107,897,752.55

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Solution

The fourth proportional to 2,661,122,648.55, 3,991,683,972.83 and 1,107,897,752.55 is: 1,661,846,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,122,648.55 : 3,991,683,972.83 = 1,107,897,752.55 : x
  2. Step 2: Convert to fraction form
    2,661,122,648.55/3,991,683,972.83 = 1,107,897,752.55/x
  3. Step 3: Cross multiply
    2,661,122,648.55x = 3,991,683,972.83 × 1,107,897,752.55
  4. Step 4: Simplify right side
    2,661,122,648.55x = 4,422,377,702,382,672,384
  5. Step 5: Solve for x
    x = 4,422,377,702,382,672,384/2,661,122,648.55
  6. Step 6: Final answer
    x = 1,661,846,628.83

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Double scale
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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.