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Finding the Fourth Proportional to 354,312,129.60, 531,468,194.40 and 332,771,054.40

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Solution

The fourth proportional to 354,312,129.60, 531,468,194.40 and 332,771,054.40 is: 499,156,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,312,129.60 : 531,468,194.40 = 332,771,054.40 : x
  2. Step 2: Convert to fraction form
    354,312,129.60/531,468,194.40 = 332,771,054.40/x
  3. Step 3: Cross multiply
    354,312,129.60x = 531,468,194.40 × 332,771,054.40
  4. Step 4: Simplify right side
    354,312,129.60x = 176,857,231,430,552,160
  5. Step 5: Solve for x
    x = 176,857,231,430,552,160/354,312,129.60
  6. Step 6: Final answer
    x = 499,156,581.60

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