Home / 299,077,205.80-449,077,703.10-163,028,309.80

Finding the Fourth Proportional to 299,077,205.80, 449,077,703.10 and 163,028,309.80

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Solution

The fourth proportional to 299,077,205.80, 449,077,703.10 and 163,028,309.80 is: 244,794,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,077,205.80 : 449,077,703.10 = 163,028,309.80 : x
  2. Step 2: Convert to fraction form
    299,077,205.80/449,077,703.10 = 163,028,309.80/x
  3. Step 3: Cross multiply
    299,077,205.80x = 449,077,703.10 × 163,028,309.80
  4. Step 4: Simplify right side
    299,077,205.80x = 73,212,378,905,259,232
  5. Step 5: Solve for x
    x = 73,212,378,905,259,232/299,077,205.80
  6. Step 6: Final answer
    x = 244,794,245.38

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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.