Home / 197,897,248.78-296,845,676.07-135,587,169.34

Finding the Fourth Proportional to 197,897,248.78, 296,845,676.07 and 135,587,169.34

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Solution

The fourth proportional to 197,897,248.78, 296,845,676.07 and 135,587,169.34 is: 203,380,618.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,897,248.78 : 296,845,676.07 = 135,587,169.34 : x
  2. Step 2: Convert to fraction form
    197,897,248.78/296,845,676.07 = 135,587,169.34/x
  3. Step 3: Cross multiply
    197,897,248.78x = 296,845,676.07 × 135,587,169.34
  4. Step 4: Simplify right side
    197,897,248.78x = 40,248,464,949,149,872
  5. Step 5: Solve for x
    x = 40,248,464,949,149,872/197,897,248.78
  6. Step 6: Final answer
    x = 203,380,618.97

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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.