Home / 1,644,234,251.19-2,269,040,813.18-891,546,059.58

Finding the Fourth Proportional to 1,644,234,251.19, 2,269,040,813.18 and 891,546,059.58

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Solution

The fourth proportional to 1,644,234,251.19, 2,269,040,813.18 and 891,546,059.58 is: 1,230,332,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,234,251.19 : 2,269,040,813.18 = 891,546,059.58 : x
  2. Step 2: Convert to fraction form
    1,644,234,251.19/2,269,040,813.18 = 891,546,059.58/x
  3. Step 3: Cross multiply
    1,644,234,251.19x = 2,269,040,813.18 × 891,546,059.58
  4. Step 4: Simplify right side
    1,644,234,251.19x = 2,022,954,396,012,370,432
  5. Step 5: Solve for x
    x = 2,022,954,396,012,370,432/1,644,234,251.19
  6. Step 6: Final answer
    x = 1,230,332,231.89

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.