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Finding the Fourth Proportional to 343,873,077.80, 515,809,616.70 and 228,483,458.60

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Solution

The fourth proportional to 343,873,077.80, 515,809,616.70 and 228,483,458.60 is: 342,725,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,873,077.80 : 515,809,616.70 = 228,483,458.60 : x
  2. Step 2: Convert to fraction form
    343,873,077.80/515,809,616.70 = 228,483,458.60/x
  3. Step 3: Cross multiply
    343,873,077.80x = 515,809,616.70 × 228,483,458.60
  4. Step 4: Simplify right side
    343,873,077.80x = 117,853,965,202,756,320
  5. Step 5: Solve for x
    x = 117,853,965,202,756,320/343,873,077.80
  6. Step 6: Final answer
    x = 342,725,187.90

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