Home / 179,689,072.12-247,982,258.10-101,344,040.44

Finding the Fourth Proportional to 179,689,072.12, 247,982,258.10 and 101,344,040.44

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Solution

The fourth proportional to 179,689,072.12, 247,982,258.10 and 101,344,040.44 is: 139,861,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,689,072.12 : 247,982,258.10 = 101,344,040.44 : x
  2. Step 2: Convert to fraction form
    179,689,072.12/247,982,258.10 = 101,344,040.44/x
  3. Step 3: Cross multiply
    179,689,072.12x = 247,982,258.10 × 101,344,040.44
  4. Step 4: Simplify right side
    179,689,072.12x = 25,131,523,993,288,916
  5. Step 5: Solve for x
    x = 25,131,523,993,288,916/179,689,072.12
  6. Step 6: Final answer
    x = 139,861,170.73

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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.