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Finding the Fourth Proportional to 139,968,156.80, 209,952,235.20 and 96,130,179.20

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Solution

The fourth proportional to 139,968,156.80, 209,952,235.20 and 96,130,179.20 is: 144,195,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,156.80 : 209,952,235.20 = 96,130,179.20 : x
  2. Step 2: Convert to fraction form
    139,968,156.80/209,952,235.20 = 96,130,179.20/x
  3. Step 3: Cross multiply
    139,968,156.80x = 209,952,235.20 × 96,130,179.20
  4. Step 4: Simplify right side
    139,968,156.80x = 20,182,745,993,216,548
  5. Step 5: Solve for x
    x = 20,182,745,993,216,548/139,968,156.80
  6. Step 6: Final answer
    x = 144,195,268.80

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