Home / 179,006,839.54-247,016,084.39-100,675,259.43

Finding the Fourth Proportional to 179,006,839.54, 247,016,084.39 and 100,675,259.43

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Solution

The fourth proportional to 179,006,839.54, 247,016,084.39 and 100,675,259.43 is: 138,924,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,006,839.54 : 247,016,084.39 = 100,675,259.43 : x
  2. Step 2: Convert to fraction form
    179,006,839.54/247,016,084.39 = 100,675,259.43/x
  3. Step 3: Cross multiply
    179,006,839.54x = 247,016,084.39 × 100,675,259.43
  4. Step 4: Simplify right side
    179,006,839.54x = 24,868,408,378,293,868
  5. Step 5: Solve for x
    x = 24,868,408,378,293,868/179,006,839.54
  6. Step 6: Final answer
    x = 138,924,347.48

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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.