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Finding the Fourth Proportional to 108,804,516.70, 163,206,775.05 and 84,145,654.30

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Solution

The fourth proportional to 108,804,516.70, 163,206,775.05 and 84,145,654.30 is: 126,218,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,804,516.70 : 163,206,775.05 = 84,145,654.30 : x
  2. Step 2: Convert to fraction form
    108,804,516.70/163,206,775.05 = 84,145,654.30/x
  3. Step 3: Cross multiply
    108,804,516.70x = 163,206,775.05 × 84,145,654.30
  4. Step 4: Simplify right side
    108,804,516.70x = 13,733,140,872,775,166
  5. Step 5: Solve for x
    x = 13,733,140,872,775,166/108,804,516.70
  6. Step 6: Final answer
    x = 126,218,481.45

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