Home / 3,387,340,969.25-5,079,266,851.13-1,520,386,171.31

Finding the Fourth Proportional to 3,387,340,969.25, 5,079,266,851.13 and 1,520,386,171.31

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Solution

The fourth proportional to 3,387,340,969.25, 5,079,266,851.13 and 1,520,386,171.31 is: 2,279,796,203.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,340,969.25 : 5,079,266,851.13 = 1,520,386,171.31 : x
  2. Step 2: Convert to fraction form
    3,387,340,969.25/5,079,266,851.13 = 1,520,386,171.31/x
  3. Step 3: Cross multiply
    3,387,340,969.25x = 5,079,266,851.13 × 1,520,386,171.31
  4. Step 4: Simplify right side
    3,387,340,969.25x = 7,722,447,080,862,062,592
  5. Step 5: Solve for x
    x = 7,722,447,080,862,062,592/3,387,340,969.25
  6. Step 6: Final answer
    x = 2,279,796,203.27

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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.