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Finding the Fourth Proportional to 361,164,657.60, 541,746,986.40 and 131,141,246.40

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Solution

The fourth proportional to 361,164,657.60, 541,746,986.40 and 131,141,246.40 is: 196,711,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,164,657.60 : 541,746,986.40 = 131,141,246.40 : x
  2. Step 2: Convert to fraction form
    361,164,657.60/541,746,986.40 = 131,141,246.40/x
  3. Step 3: Cross multiply
    361,164,657.60x = 541,746,986.40 × 131,141,246.40
  4. Step 4: Simplify right side
    361,164,657.60x = 71,045,375,029,939,848
  5. Step 5: Solve for x
    x = 71,045,375,029,939,848/361,164,657.60
  6. Step 6: Final answer
    x = 196,711,869.60

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