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Finding the Fourth Proportional to 299,559,951.60, 449,339,927.40 and 248,499,625.20

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Solution

The fourth proportional to 299,559,951.60, 449,339,927.40 and 248,499,625.20 is: 372,749,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,559,951.60 : 449,339,927.40 = 248,499,625.20 : x
  2. Step 2: Convert to fraction form
    299,559,951.60/449,339,927.40 = 248,499,625.20/x
  3. Step 3: Cross multiply
    299,559,951.60x = 449,339,927.40 × 248,499,625.20
  4. Step 4: Simplify right side
    299,559,951.60x = 111,660,803,546,295,200
  5. Step 5: Solve for x
    x = 111,660,803,546,295,200/299,559,951.60
  6. Step 6: Final answer
    x = 372,749,437.80

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