Home / 3,856,512,266,464.80-5,321,987,796,417.30-2,122,321,822,796.10

Finding the Fourth Proportional to 3,856,512,266,464.80, 5,321,987,796,417.30 and 2,122,321,822,796.10

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Solution

The fourth proportional to 3,856,512,266,464.80, 5,321,987,796,417.30 and 2,122,321,822,796.10 is: 2,928,804,593,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,512,266,464.80 : 5,321,987,796,417.30 = 2,122,321,822,796.10 : x
  2. Step 2: Convert to fraction form
    3,856,512,266,464.80/5,321,987,796,417.30 = 2,122,321,822,796.10/x
  3. Step 3: Cross multiply
    3,856,512,266,464.80x = 5,321,987,796,417.30 × 2,122,321,822,796.10
  4. Step 4: Simplify right side
    3,856,512,266,464.80x = 11,294,970,840,990,964,869,234,688
  5. Step 5: Solve for x
    x = 11,294,970,840,990,964,869,234,688/3,856,512,266,464.80
  6. Step 6: Final answer
    x = 2,928,804,593,520.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.