Home / 200,078,442-276,108,249.96-108,508,266

Finding the Fourth Proportional to 200,078,442, 276,108,249.96 and 108,508,266

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Solution

The fourth proportional to 200,078,442, 276,108,249.96 and 108,508,266 is: 149,741,407.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,078,442 : 276,108,249.96 = 108,508,266 : x
  2. Step 2: Convert to fraction form
    200,078,442/276,108,249.96 = 108,508,266/x
  3. Step 3: Cross multiply
    200,078,442x = 276,108,249.96 × 108,508,266
  4. Step 4: Simplify right side
    200,078,442x = 29,960,027,431,454,168
  5. Step 5: Solve for x
    x = 29,960,027,431,454,168/200,078,442
  6. Step 6: Final answer
    x = 149,741,407.08

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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.