Home / 264,214,071.20-396,321,106.80-209,794,512.80

Finding the Fourth Proportional to 264,214,071.20, 396,321,106.80 and 209,794,512.80

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Solution

The fourth proportional to 264,214,071.20, 396,321,106.80 and 209,794,512.80 is: 314,691,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,214,071.20 : 396,321,106.80 = 209,794,512.80 : x
  2. Step 2: Convert to fraction form
    264,214,071.20/396,321,106.80 = 209,794,512.80/x
  3. Step 3: Cross multiply
    264,214,071.20x = 396,321,106.80 × 209,794,512.80
  4. Step 4: Simplify right side
    264,214,071.20x = 83,145,993,513,462,768
  5. Step 5: Solve for x
    x = 83,145,993,513,462,768/264,214,071.20
  6. Step 6: Final answer
    x = 314,691,769.20

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