Home / 299,382,947.20-449,139,739.20-170,052,515.20

Finding the Fourth Proportional to 299,382,947.20, 449,139,739.20 and 170,052,515.20

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Solution

The fourth proportional to 299,382,947.20, 449,139,739.20 and 170,052,515.20 is: 255,115,874.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,382,947.20 : 449,139,739.20 = 170,052,515.20 : x
  2. Step 2: Convert to fraction form
    299,382,947.20/449,139,739.20 = 170,052,515.20/x
  3. Step 3: Cross multiply
    299,382,947.20x = 449,139,739.20 × 170,052,515.20
  4. Step 4: Simplify right side
    299,382,947.20x = 76,377,342,327,232,032
  5. Step 5: Solve for x
    x = 76,377,342,327,232,032/299,382,947.20
  6. Step 6: Final answer
    x = 255,115,874.31

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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.