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Finding the Fourth Proportional to 281,841,978.60, 422,762,967.90 and 160,909,626.60

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Solution

The fourth proportional to 281,841,978.60, 422,762,967.90 and 160,909,626.60 is: 241,364,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,841,978.60 : 422,762,967.90 = 160,909,626.60 : x
  2. Step 2: Convert to fraction form
    281,841,978.60/422,762,967.90 = 160,909,626.60/x
  3. Step 3: Cross multiply
    281,841,978.60x = 422,762,967.90 × 160,909,626.60
  4. Step 4: Simplify right side
    281,841,978.60x = 68,026,631,305,096,776
  5. Step 5: Solve for x
    x = 68,026,631,305,096,776/281,841,978.60
  6. Step 6: Final answer
    x = 241,364,439.90

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