Home / 111,110,611.86-166,665,936.21-46,379,105.46

Finding the Fourth Proportional to 111,110,611.86, 166,665,936.21 and 46,379,105.46

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Solution

The fourth proportional to 111,110,611.86, 166,665,936.21 and 46,379,105.46 is: 69,568,665.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,110,611.86 : 166,665,936.21 = 46,379,105.46 : x
  2. Step 2: Convert to fraction form
    111,110,611.86/166,665,936.21 = 46,379,105.46/x
  3. Step 3: Cross multiply
    111,110,611.86x = 166,665,936.21 × 46,379,105.46
  4. Step 4: Simplify right side
    111,110,611.86x = 7,729,817,032,073,223
  5. Step 5: Solve for x
    x = 7,729,817,032,073,223/111,110,611.86
  6. Step 6: Final answer
    x = 69,568,665.88

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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.