Home / 3,771,993,778.26-5,205,116,874.14-2,078,353,645.24

Finding the Fourth Proportional to 3,771,993,778.26, 5,205,116,874.14 and 2,078,353,645.24

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Solution

The fourth proportional to 3,771,993,778.26, 5,205,116,874.14 and 2,078,353,645.24 is: 2,867,998,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771,993,778.26 : 5,205,116,874.14 = 2,078,353,645.24 : x
  2. Step 2: Convert to fraction form
    3,771,993,778.26/5,205,116,874.14 = 2,078,353,645.24/x
  3. Step 3: Cross multiply
    3,771,993,778.26x = 5,205,116,874.14 × 2,078,353,645.24
  4. Step 4: Simplify right side
    3,771,993,778.26x = 10,818,073,629,281,067,008
  5. Step 5: Solve for x
    x = 10,818,073,629,281,067,008/3,771,993,778.26
  6. Step 6: Final answer
    x = 2,867,998,799.90

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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.