Home / 343,872,033.20-515,808,049.80-275,847,585.20

Finding the Fourth Proportional to 343,872,033.20, 515,808,049.80 and 275,847,585.20

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Solution

The fourth proportional to 343,872,033.20, 515,808,049.80 and 275,847,585.20 is: 413,771,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,872,033.20 : 515,808,049.80 = 275,847,585.20 : x
  2. Step 2: Convert to fraction form
    343,872,033.20/515,808,049.80 = 275,847,585.20/x
  3. Step 3: Cross multiply
    343,872,033.20x = 515,808,049.80 × 275,847,585.20
  4. Step 4: Simplify right side
    343,872,033.20x = 142,284,404,964,051,344
  5. Step 5: Solve for x
    x = 142,284,404,964,051,344/343,872,033.20
  6. Step 6: Final answer
    x = 413,771,377.80

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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.