Home / 819,575,037.42-1,131,016,935.92-443,231,617.02

Finding the Fourth Proportional to 819,575,037.42, 1,131,016,935.92 and 443,231,617.02

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Solution

The fourth proportional to 819,575,037.42, 1,131,016,935.92 and 443,231,617.02 is: 611,661,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,575,037.42 : 1,131,016,935.92 = 443,231,617.02 : x
  2. Step 2: Convert to fraction form
    819,575,037.42/1,131,016,935.92 = 443,231,617.02/x
  3. Step 3: Cross multiply
    819,575,037.42x = 1,131,016,935.92 × 443,231,617.02
  4. Step 4: Simplify right side
    819,575,037.42x = 501,302,465,384,827,328
  5. Step 5: Solve for x
    x = 501,302,465,384,827,328/819,575,037.42
  6. Step 6: Final answer
    x = 611,661,461.73

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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.