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Finding the Fourth Proportional to 576,024,343.20, 864,036,514.80 and 145,202,839.20

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Solution

The fourth proportional to 576,024,343.20, 864,036,514.80 and 145,202,839.20 is: 217,804,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,024,343.20 : 864,036,514.80 = 145,202,839.20 : x
  2. Step 2: Convert to fraction form
    576,024,343.20/864,036,514.80 = 145,202,839.20/x
  3. Step 3: Cross multiply
    576,024,343.20x = 864,036,514.80 × 145,202,839.20
  4. Step 4: Simplify right side
    576,024,343.20x = 125,460,555,121,432,800
  5. Step 5: Solve for x
    x = 125,460,555,121,432,800/576,024,343.20
  6. Step 6: Final answer
    x = 217,804,258.80

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