Home / 106,179,396.78-146,449,338.02-80,075,014.86

Finding the Fourth Proportional to 106,179,396.78, 146,449,338.02 and 80,075,014.86

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Solution

The fourth proportional to 106,179,396.78, 146,449,338.02 and 80,075,014.86 is: 110,444,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,179,396.78 : 146,449,338.02 = 80,075,014.86 : x
  2. Step 2: Convert to fraction form
    106,179,396.78/146,449,338.02 = 80,075,014.86/x
  3. Step 3: Cross multiply
    106,179,396.78x = 146,449,338.02 × 80,075,014.86
  4. Step 4: Simplify right side
    106,179,396.78x = 11,726,932,918,188,664
  5. Step 5: Solve for x
    x = 11,726,932,918,188,664/106,179,396.78
  6. Step 6: Final answer
    x = 110,444,523.83

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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.