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Finding the Fourth Proportional to 110,665,978.40, 166,023,850.80 and 33,992,544.80

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Solution

The fourth proportional to 110,665,978.40, 166,023,850.80 and 33,992,544.80 is: 50,996,460.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,665,978.40 : 166,023,850.80 = 33,992,544.80 : x
  2. Step 2: Convert to fraction form
    110,665,978.40/166,023,850.80 = 33,992,544.80/x
  3. Step 3: Cross multiply
    110,665,978.40x = 166,023,850.80 × 33,992,544.80
  4. Step 4: Simplify right side
    110,665,978.40x = 5,643,573,186,187,516
  5. Step 5: Solve for x
    x = 5,643,573,186,187,516/110,665,978.40
  6. Step 6: Final answer
    x = 50,996,460.41

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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.