Home / 299,077,204.80-449,077,701.60-163,028,308.80

Finding the Fourth Proportional to 299,077,204.80, 449,077,701.60 and 163,028,308.80

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Solution

The fourth proportional to 299,077,204.80, 449,077,701.60 and 163,028,308.80 is: 244,794,243.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,077,204.80 : 449,077,701.60 = 163,028,308.80 : x
  2. Step 2: Convert to fraction form
    299,077,204.80/449,077,701.60 = 163,028,308.80/x
  3. Step 3: Cross multiply
    299,077,204.80x = 449,077,701.60 × 163,028,308.80
  4. Step 4: Simplify right side
    299,077,204.80x = 73,212,378,211,639,056
  5. Step 5: Solve for x
    x = 73,212,378,211,639,056/299,077,204.80
  6. Step 6: Final answer
    x = 244,794,243.88

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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.