Home / 198,414,299.10-273,812,796.62-109,112,000.64

Finding the Fourth Proportional to 198,414,299.10, 273,812,796.62 and 109,112,000.64

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Solution

The fourth proportional to 198,414,299.10, 273,812,796.62 and 109,112,000.64 is: 150,575,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,414,299.10 : 273,812,796.62 = 109,112,000.64 : x
  2. Step 2: Convert to fraction form
    198,414,299.10/273,812,796.62 = 109,112,000.64/x
  3. Step 3: Cross multiply
    198,414,299.10x = 273,812,796.62 × 109,112,000.64
  4. Step 4: Simplify right side
    198,414,299.10x = 29,876,262,039,186,136
  5. Step 5: Solve for x
    x = 29,876,262,039,186,136/198,414,299.10
  6. Step 6: Final answer
    x = 150,575,145.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.