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Finding the Fourth Proportional to 299,077,365.80, 449,077,943.10 and 163,028,469.80

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Solution

The fourth proportional to 299,077,365.80, 449,077,943.10 and 163,028,469.80 is: 244,794,485.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,077,365.80 : 449,077,943.10 = 163,028,469.80 : x
  2. Step 2: Convert to fraction form
    299,077,365.80/449,077,943.10 = 163,028,469.80/x
  3. Step 3: Cross multiply
    299,077,365.80x = 449,077,943.10 × 163,028,469.80
  4. Step 4: Simplify right side
    299,077,365.80x = 73,212,489,884,524,480
  5. Step 5: Solve for x
    x = 73,212,489,884,524,480/299,077,365.80
  6. Step 6: Final answer
    x = 244,794,485.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.