Home / 299,382,938.20-449,139,725.70-170,052,506.20

Finding the Fourth Proportional to 299,382,938.20, 449,139,725.70 and 170,052,506.20

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Solution

The fourth proportional to 299,382,938.20, 449,139,725.70 and 170,052,506.20 is: 255,115,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,382,938.20 : 449,139,725.70 = 170,052,506.20 : x
  2. Step 2: Convert to fraction form
    299,382,938.20/449,139,725.70 = 170,052,506.20/x
  3. Step 3: Cross multiply
    299,382,938.20x = 449,139,725.70 × 170,052,506.20
  4. Step 4: Simplify right side
    299,382,938.20x = 76,377,335,989,265,536
  5. Step 5: Solve for x
    x = 76,377,335,989,265,536/299,382,938.20
  6. Step 6: Final answer
    x = 255,115,860.81

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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.