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Finding the Fourth Proportional to 562,469,200.80, 843,031,954.80 and 289,699,562.40

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Solution

The fourth proportional to 562,469,200.80, 843,031,954.80 and 289,699,562.40 is: 434,203,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,469,200.80 : 843,031,954.80 = 289,699,562.40 : x
  2. Step 2: Convert to fraction form
    562,469,200.80/843,031,954.80 = 289,699,562.40/x
  3. Step 3: Cross multiply
    562,469,200.80x = 843,031,954.80 × 289,699,562.40
  4. Step 4: Simplify right side
    562,469,200.80x = 244,225,988,394,776,544
  5. Step 5: Solve for x
    x = 244,225,988,394,776,544/562,469,200.80
  6. Step 6: Final answer
    x = 434,203,309.35

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