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Finding the Fourth Proportional to 141,318,913.40, 211,978,370.10 and 131,115,246.20

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Solution

The fourth proportional to 141,318,913.40, 211,978,370.10 and 131,115,246.20 is: 196,672,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,318,913.40 : 211,978,370.10 = 131,115,246.20 : x
  2. Step 2: Convert to fraction form
    141,318,913.40/211,978,370.10 = 131,115,246.20/x
  3. Step 3: Cross multiply
    141,318,913.40x = 211,978,370.10 × 131,115,246.20
  4. Step 4: Simplify right side
    141,318,913.40x = 27,793,596,184,736,220
  5. Step 5: Solve for x
    x = 27,793,596,184,736,220/141,318,913.40
  6. Step 6: Final answer
    x = 196,672,869.30

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