Home / 111,932,195.40-167,898,293.10-39,124,778.40

Finding the Fourth Proportional to 111,932,195.40, 167,898,293.10 and 39,124,778.40

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Solution

The fourth proportional to 111,932,195.40, 167,898,293.10 and 39,124,778.40 is: 58,687,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,932,195.40 : 167,898,293.10 = 39,124,778.40 : x
  2. Step 2: Convert to fraction form
    111,932,195.40/167,898,293.10 = 39,124,778.40/x
  3. Step 3: Cross multiply
    111,932,195.40x = 167,898,293.10 × 39,124,778.40
  4. Step 4: Simplify right side
    111,932,195.40x = 6,568,983,511,275,749
  5. Step 5: Solve for x
    x = 6,568,983,511,275,749/111,932,195.40
  6. Step 6: Final answer
    x = 58,687,167.60

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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.