Home / 111,558,735.20-167,338,102.80-39,729,231.20

Finding the Fourth Proportional to 111,558,735.20, 167,338,102.80 and 39,729,231.20

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Solution

The fourth proportional to 111,558,735.20, 167,338,102.80 and 39,729,231.20 is: 59,593,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,558,735.20 : 167,338,102.80 = 39,729,231.20 : x
  2. Step 2: Convert to fraction form
    111,558,735.20/167,338,102.80 = 39,729,231.20/x
  3. Step 3: Cross multiply
    111,558,735.20x = 167,338,102.80 × 39,729,231.20
  4. Step 4: Simplify right side
    111,558,735.20x = 6,648,214,174,710,568
  5. Step 5: Solve for x
    x = 6,648,214,174,710,568/111,558,735.20
  6. Step 6: Final answer
    x = 59,593,846.80

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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.