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Finding the Fourth Proportional to 540,765,057.72, 746,255,978.46 and 293,246,346.36

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Solution

The fourth proportional to 540,765,057.72, 746,255,978.46 and 293,246,346.36 is: 404,680,065.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,765,057.72 : 746,255,978.46 = 293,246,346.36 : x
  2. Step 2: Convert to fraction form
    540,765,057.72/746,255,978.46 = 293,246,346.36/x
  3. Step 3: Cross multiply
    540,765,057.72x = 746,255,978.46 × 293,246,346.36
  4. Step 4: Simplify right side
    540,765,057.72x = 218,836,839,132,701,888
  5. Step 5: Solve for x
    x = 218,836,839,132,701,888/540,765,057.72
  6. Step 6: Final answer
    x = 404,680,065.79

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