Home / 3,969,656,044.80-5,954,484,067.20-2,867,659,987.20

Finding the Fourth Proportional to 3,969,656,044.80, 5,954,484,067.20 and 2,867,659,987.20

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Solution

The fourth proportional to 3,969,656,044.80, 5,954,484,067.20 and 2,867,659,987.20 is: 4,301,489,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,656,044.80 : 5,954,484,067.20 = 2,867,659,987.20 : x
  2. Step 2: Convert to fraction form
    3,969,656,044.80/5,954,484,067.20 = 2,867,659,987.20/x
  3. Step 3: Cross multiply
    3,969,656,044.80x = 5,954,484,067.20 × 2,867,659,987.20
  4. Step 4: Simplify right side
    3,969,656,044.80x = 17,075,435,703,929,354,240
  5. Step 5: Solve for x
    x = 17,075,435,703,929,354,240/3,969,656,044.80
  6. Step 6: Final answer
    x = 4,301,489,980.80

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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.