Home / 139,968,134.55-209,952,201.83-122,962,022.55

Finding the Fourth Proportional to 139,968,134.55, 209,952,201.83 and 122,962,022.55

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Solution

The fourth proportional to 139,968,134.55, 209,952,201.83 and 122,962,022.55 is: 184,443,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,134.55 : 209,952,201.83 = 122,962,022.55 : x
  2. Step 2: Convert to fraction form
    139,968,134.55/209,952,201.83 = 122,962,022.55/x
  3. Step 3: Cross multiply
    139,968,134.55x = 209,952,201.83 × 122,962,022.55
  4. Step 4: Simplify right side
    139,968,134.55x = 25,816,147,375,227,800
  5. Step 5: Solve for x
    x = 25,816,147,375,227,800/139,968,134.55
  6. Step 6: Final answer
    x = 184,443,033.83

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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.