Home / 111,110,468.32-166,665,720.66-46,378,961.38

Finding the Fourth Proportional to 111,110,468.32, 166,665,720.66 and 46,378,961.38

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Solution

The fourth proportional to 111,110,468.32, 166,665,720.66 and 46,378,961.38 is: 69,568,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,110,468.32 : 166,665,720.66 = 46,378,961.38 : x
  2. Step 2: Convert to fraction form
    111,110,468.32/166,665,720.66 = 46,378,961.38/x
  3. Step 3: Cross multiply
    111,110,468.32x = 166,665,720.66 × 46,378,961.38
  4. Step 4: Simplify right side
    111,110,468.32x = 7,729,783,021,860,008
  5. Step 5: Solve for x
    x = 7,729,783,021,860,008/111,110,468.32
  6. Step 6: Final answer
    x = 69,568,449.66

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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.