Home / 108,882,676.40-163,324,014.60-100,568,577.20

Finding the Fourth Proportional to 108,882,676.40, 163,324,014.60 and 100,568,577.20

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Solution

The fourth proportional to 108,882,676.40, 163,324,014.60 and 100,568,577.20 is: 150,852,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,882,676.40 : 163,324,014.60 = 100,568,577.20 : x
  2. Step 2: Convert to fraction form
    108,882,676.40/163,324,014.60 = 100,568,577.20/x
  3. Step 3: Cross multiply
    108,882,676.40x = 163,324,014.60 × 100,568,577.20
  4. Step 4: Simplify right side
    108,882,676.40x = 16,425,263,770,914,028
  5. Step 5: Solve for x
    x = 16,425,263,770,914,028/108,882,676.40
  6. Step 6: Final answer
    x = 150,852,865.80

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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.