Home / 220,455,091.56-330,689,799.06-64,995,863.55

Finding the Fourth Proportional to 220,455,091.56, 330,689,799.06 and 64,995,863.55

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Solution

The fourth proportional to 220,455,091.56, 330,689,799.06 and 64,995,863.55 is: 97,495,906.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,455,091.56 : 330,689,799.06 = 64,995,863.55 : x
  2. Step 2: Convert to fraction form
    220,455,091.56/330,689,799.06 = 64,995,863.55/x
  3. Step 3: Cross multiply
    220,455,091.56x = 330,689,799.06 × 64,995,863.55
  4. Step 4: Simplify right side
    220,455,091.56x = 21,493,469,057,080,676
  5. Step 5: Solve for x
    x = 21,493,469,057,080,676/220,455,091.56
  6. Step 6: Final answer
    x = 97,495,906.79

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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.