Home / 111,662,728.40-167,494,153.38-34,991,757.20

Finding the Fourth Proportional to 111,662,728.40, 167,494,153.38 and 34,991,757.20

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Solution

The fourth proportional to 111,662,728.40, 167,494,153.38 and 34,991,757.20 is: 52,487,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,662,728.40 : 167,494,153.38 = 34,991,757.20 : x
  2. Step 2: Convert to fraction form
    111,662,728.40/167,494,153.38 = 34,991,757.20/x
  3. Step 3: Cross multiply
    111,662,728.40x = 167,494,153.38 × 34,991,757.20
  4. Step 4: Simplify right side
    111,662,728.40x = 5,860,914,747,492,520
  5. Step 5: Solve for x
    x = 5,860,914,747,492,520/111,662,728.40
  6. Step 6: Final answer
    x = 52,487,654.85

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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.