Home / 231,910,560.16-347,961,195.12-102,449,844.64

Finding the Fourth Proportional to 231,910,560.16, 347,961,195.12 and 102,449,844.64

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Solution

The fourth proportional to 231,910,560.16, 347,961,195.12 and 102,449,844.64 is: 153,716,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,910,560.16 : 347,961,195.12 = 102,449,844.64 : x
  2. Step 2: Convert to fraction form
    231,910,560.16/347,961,195.12 = 102,449,844.64/x
  3. Step 3: Cross multiply
    231,910,560.16x = 347,961,195.12 × 102,449,844.64
  4. Step 4: Simplify right side
    231,910,560.16x = 35,648,570,380,792,728
  5. Step 5: Solve for x
    x = 35,648,570,380,792,728/231,910,560.16
  6. Step 6: Final answer
    x = 153,716,891.36

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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.