Home / 110,947,997.80-166,372,230.30-42,768,029.80

Finding the Fourth Proportional to 110,947,997.80, 166,372,230.30 and 42,768,029.80

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Solution

The fourth proportional to 110,947,997.80, 166,372,230.30 and 42,768,029.80 is: 64,132,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,947,997.80 : 166,372,230.30 = 42,768,029.80 : x
  2. Step 2: Convert to fraction form
    110,947,997.80/166,372,230.30 = 42,768,029.80/x
  3. Step 3: Cross multiply
    110,947,997.80x = 166,372,230.30 × 42,768,029.80
  4. Step 4: Simplify right side
    110,947,997.80x = 7,115,412,503,362,863
  5. Step 5: Solve for x
    x = 7,115,412,503,362,863/110,947,997.80
  6. Step 6: Final answer
    x = 64,132,860.84

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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.