Home / 544,327,675.40-816,491,513.10-299,439,662.60

Finding the Fourth Proportional to 544,327,675.40, 816,491,513.10 and 299,439,662.60

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Solution

The fourth proportional to 544,327,675.40, 816,491,513.10 and 299,439,662.60 is: 449,159,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,327,675.40 : 816,491,513.10 = 299,439,662.60 : x
  2. Step 2: Convert to fraction form
    544,327,675.40/816,491,513.10 = 299,439,662.60/x
  3. Step 3: Cross multiply
    544,327,675.40x = 816,491,513.10 × 299,439,662.60
  4. Step 4: Simplify right side
    544,327,675.40x = 244,489,943,198,427,520
  5. Step 5: Solve for x
    x = 244,489,943,198,427,520/544,327,675.40
  6. Step 6: Final answer
    x = 449,159,493.90

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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.