Home / 228,568,921.11-315,419,746.05-134,489,161.66

Finding the Fourth Proportional to 228,568,921.11, 315,419,746.05 and 134,489,161.66

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Solution

The fourth proportional to 228,568,921.11, 315,419,746.05 and 134,489,161.66 is: 185,591,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,568,921.11 : 315,419,746.05 = 134,489,161.66 : x
  2. Step 2: Convert to fraction form
    228,568,921.11/315,419,746.05 = 134,489,161.66/x
  3. Step 3: Cross multiply
    228,568,921.11x = 315,419,746.05 × 134,489,161.66
  4. Step 4: Simplify right side
    228,568,921.11x = 42,420,537,217,274,600
  5. Step 5: Solve for x
    x = 42,420,537,217,274,600/228,568,921.11
  6. Step 6: Final answer
    x = 185,591,886.30

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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.