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Finding the Fourth Proportional to 338,297,857.70, 507,446,786.55 and 329,794,801.70

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Solution

The fourth proportional to 338,297,857.70, 507,446,786.55 and 329,794,801.70 is: 494,692,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,297,857.70 : 507,446,786.55 = 329,794,801.70 : x
  2. Step 2: Convert to fraction form
    338,297,857.70/507,446,786.55 = 329,794,801.70/x
  3. Step 3: Cross multiply
    338,297,857.70x = 507,446,786.55 × 329,794,801.70
  4. Step 4: Simplify right side
    338,297,857.70x = 167,353,312,343,559,488
  5. Step 5: Solve for x
    x = 167,353,312,343,559,488/338,297,857.70
  6. Step 6: Final answer
    x = 494,692,202.55

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