Home / 5,284,510,934.36-7,929,857,395.35-1,970,614,919.48

Finding the Fourth Proportional to 5,284,510,934.36, 7,929,857,395.35 and 1,970,614,919.48

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Solution

The fourth proportional to 5,284,510,934.36, 7,929,857,395.35 and 1,970,614,919.48 is: 2,957,075,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,510,934.36 : 7,929,857,395.35 = 1,970,614,919.48 : x
  2. Step 2: Convert to fraction form
    5,284,510,934.36/7,929,857,395.35 = 1,970,614,919.48/x
  3. Step 3: Cross multiply
    5,284,510,934.36x = 7,929,857,395.35 × 1,970,614,919.48
  4. Step 4: Simplify right side
    5,284,510,934.36x = 15,626,695,292,585,873,408
  5. Step 5: Solve for x
    x = 15,626,695,292,585,873,408/5,284,510,934.36
  6. Step 6: Final answer
    x = 2,957,075,022.97

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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.