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Finding the Fourth Proportional to 339,978,045.60, 509,967,068.40 and 110,112,098.40

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Solution

The fourth proportional to 339,978,045.60, 509,967,068.40 and 110,112,098.40 is: 165,168,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,978,045.60 : 509,967,068.40 = 110,112,098.40 : x
  2. Step 2: Convert to fraction form
    339,978,045.60/509,967,068.40 = 110,112,098.40/x
  3. Step 3: Cross multiply
    339,978,045.60x = 509,967,068.40 × 110,112,098.40
  4. Step 4: Simplify right side
    339,978,045.60x = 56,153,544,016,420,328
  5. Step 5: Solve for x
    x = 56,153,544,016,420,328/339,978,045.60
  6. Step 6: Final answer
    x = 165,168,147.60

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