Home / 3,979,552,057.04-5,966,182,816.29-1,986,571,268.81

Finding the Fourth Proportional to 3,979,552,057.04, 5,966,182,816.29 and 1,986,571,268.81

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Solution

The fourth proportional to 3,979,552,057.04, 5,966,182,816.29 and 1,986,571,268.81 is: 2,978,286,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,552,057.04 : 5,966,182,816.29 = 1,986,571,268.81 : x
  2. Step 2: Convert to fraction form
    3,979,552,057.04/5,966,182,816.29 = 1,986,571,268.81/x
  3. Step 3: Cross multiply
    3,979,552,057.04x = 5,966,182,816.29 × 1,986,571,268.81
  4. Step 4: Simplify right side
    3,979,552,057.04x = 11,852,247,367,279,814,656
  5. Step 5: Solve for x
    x = 11,852,247,367,279,814,656/3,979,552,057.04
  6. Step 6: Final answer
    x = 2,978,286,801.48

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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.