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Finding the Fourth Proportional to 165,859,872.60, 248,978,765.70 and 97,740,946.20

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Solution

The fourth proportional to 165,859,872.60, 248,978,765.70 and 97,740,946.20 is: 146,722,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,859,872.60 : 248,978,765.70 = 97,740,946.20 : x
  2. Step 2: Convert to fraction form
    165,859,872.60/248,978,765.70 = 97,740,946.20/x
  3. Step 3: Cross multiply
    165,859,872.60x = 248,978,765.70 × 97,740,946.20
  4. Step 4: Simplify right side
    165,859,872.60x = 24,335,420,143,226,104
  5. Step 5: Solve for x
    x = 24,335,420,143,226,104/165,859,872.60
  6. Step 6: Final answer
    x = 146,722,771.23

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