Home / 2,181,698,589.56-3,010,753,248.35-1,229,090,757.44

Finding the Fourth Proportional to 2,181,698,589.56, 3,010,753,248.35 and 1,229,090,757.44

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Solution

The fourth proportional to 2,181,698,589.56, 3,010,753,248.35 and 1,229,090,757.44 is: 1,696,150,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,698,589.56 : 3,010,753,248.35 = 1,229,090,757.44 : x
  2. Step 2: Convert to fraction form
    2,181,698,589.56/3,010,753,248.35 = 1,229,090,757.44/x
  3. Step 3: Cross multiply
    2,181,698,589.56x = 3,010,753,248.35 × 1,229,090,757.44
  4. Step 4: Simplify right side
    2,181,698,589.56x = 3,700,488,990,458,242,048
  5. Step 5: Solve for x
    x = 3,700,488,990,458,242,048/2,181,698,589.56
  6. Step 6: Final answer
    x = 1,696,150,425.26

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Double scale
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1.5x scale

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.