Home / 3,981,312,067.80-5,971,968,101.70-2,519,374,301.40

Finding the Fourth Proportional to 3,981,312,067.80, 5,971,968,101.70 and 2,519,374,301.40

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Solution

The fourth proportional to 3,981,312,067.80, 5,971,968,101.70 and 2,519,374,301.40 is: 3,779,061,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,312,067.80 : 5,971,968,101.70 = 2,519,374,301.40 : x
  2. Step 2: Convert to fraction form
    3,981,312,067.80/5,971,968,101.70 = 2,519,374,301.40/x
  3. Step 3: Cross multiply
    3,981,312,067.80x = 5,971,968,101.70 × 2,519,374,301.40
  4. Step 4: Simplify right side
    3,981,312,067.80x = 15,045,622,964,203,522,048
  5. Step 5: Solve for x
    x = 15,045,622,964,203,522,048/3,981,312,067.80
  6. Step 6: Final answer
    x = 3,779,061,452.10

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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.