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Finding the Fourth Proportional to 344,959,663.20, 517,691,437.20 and 242,922,991.20

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Solution

The fourth proportional to 344,959,663.20, 517,691,437.20 and 242,922,991.20 is: 364,561,906.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,959,663.20 : 517,691,437.20 = 242,922,991.20 : x
  2. Step 2: Convert to fraction form
    344,959,663.20/517,691,437.20 = 242,922,991.20/x
  3. Step 3: Cross multiply
    344,959,663.20x = 517,691,437.20 × 242,922,991.20
  4. Step 4: Simplify right side
    344,959,663.20x = 125,759,152,443,250,944
  5. Step 5: Solve for x
    x = 125,759,152,443,250,944/344,959,663.20
  6. Step 6: Final answer
    x = 364,561,906.39

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