Home / 111,560,469.20-167,340,703.80-39,730,965.20

Finding the Fourth Proportional to 111,560,469.20, 167,340,703.80 and 39,730,965.20

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Solution

The fourth proportional to 111,560,469.20, 167,340,703.80 and 39,730,965.20 is: 59,596,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,560,469.20 : 167,340,703.80 = 39,730,965.20 : x
  2. Step 2: Convert to fraction form
    111,560,469.20/167,340,703.80 = 39,730,965.20/x
  3. Step 3: Cross multiply
    111,560,469.20x = 167,340,703.80 × 39,730,965.20
  4. Step 4: Simplify right side
    111,560,469.20x = 6,648,607,679,221,309
  5. Step 5: Solve for x
    x = 6,648,607,679,221,309/111,560,469.20
  6. Step 6: Final answer
    x = 59,596,447.80

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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.