Home / 414,449,820.40-572,198,869.26-263,827,462.80

Finding the Fourth Proportional to 414,449,820.40, 572,198,869.26 and 263,827,462.80

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Solution

The fourth proportional to 414,449,820.40, 572,198,869.26 and 263,827,462.80 is: 364,246,208.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,449,820.40 : 572,198,869.26 = 263,827,462.80 : x
  2. Step 2: Convert to fraction form
    414,449,820.40/572,198,869.26 = 263,827,462.80/x
  3. Step 3: Cross multiply
    414,449,820.40x = 572,198,869.26 × 263,827,462.80
  4. Step 4: Simplify right side
    414,449,820.40x = 150,961,775,893,894,720
  5. Step 5: Solve for x
    x = 150,961,775,893,894,720/414,449,820.40
  6. Step 6: Final answer
    x = 364,246,208.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.