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Finding the Fourth Proportional to 269,567,978.90, 404,351,968.35 and 97,071,415.70

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Solution

The fourth proportional to 269,567,978.90, 404,351,968.35 and 97,071,415.70 is: 145,607,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,567,978.90 : 404,351,968.35 = 97,071,415.70 : x
  2. Step 2: Convert to fraction form
    269,567,978.90/404,351,968.35 = 97,071,415.70/x
  3. Step 3: Cross multiply
    269,567,978.90x = 404,351,968.35 × 97,071,415.70
  4. Step 4: Simplify right side
    269,567,978.90x = 39,251,018,008,816,096
  5. Step 5: Solve for x
    x = 39,251,018,008,816,096/269,567,978.90
  6. Step 6: Final answer
    x = 145,607,123.55

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Why These Related Problems?

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