Home / 139,968,164.55-209,952,246.83-122,052,260.55

Finding the Fourth Proportional to 139,968,164.55, 209,952,246.83 and 122,052,260.55

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Solution

The fourth proportional to 139,968,164.55, 209,952,246.83 and 122,052,260.55 is: 183,078,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,164.55 : 209,952,246.83 = 122,052,260.55 : x
  2. Step 2: Convert to fraction form
    139,968,164.55/209,952,246.83 = 122,052,260.55/x
  3. Step 3: Cross multiply
    139,968,164.55x = 209,952,246.83 × 122,052,260.55
  4. Step 4: Simplify right side
    139,968,164.55x = 25,625,146,332,542,808
  5. Step 5: Solve for x
    x = 25,625,146,332,542,808/139,968,164.55
  6. Step 6: Final answer
    x = 183,078,390.83

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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.