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Finding the Fourth Proportional to 511,025,145.60, 766,649,692.80 and 165,920,044.80

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Solution

The fourth proportional to 511,025,145.60, 766,649,692.80 and 165,920,044.80 is: 248,916,423.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,025,145.60 : 766,649,692.80 = 165,920,044.80 : x
  2. Step 2: Convert to fraction form
    511,025,145.60/766,649,692.80 = 165,920,044.80/x
  3. Step 3: Cross multiply
    511,025,145.60x = 766,649,692.80 × 165,920,044.80
  4. Step 4: Simplify right side
    511,025,145.60x = 127,202,551,375,282,240
  5. Step 5: Solve for x
    x = 127,202,551,375,282,240/511,025,145.60
  6. Step 6: Final answer
    x = 248,916,423.14

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