Home / 1,114,083,393.80-1,537,469,691.12-612,283,072.73

Finding the Fourth Proportional to 1,114,083,393.80, 1,537,469,691.12 and 612,283,072.73

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Solution

The fourth proportional to 1,114,083,393.80, 1,537,469,691.12 and 612,283,072.73 is: 844,969,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,083,393.80 : 1,537,469,691.12 = 612,283,072.73 : x
  2. Step 2: Convert to fraction form
    1,114,083,393.80/1,537,469,691.12 = 612,283,072.73/x
  3. Step 3: Cross multiply
    1,114,083,393.80x = 1,537,469,691.12 × 612,283,072.73
  4. Step 4: Simplify right side
    1,114,083,393.80x = 941,366,666,708,197,504
  5. Step 5: Solve for x
    x = 941,366,666,708,197,504/1,114,083,393.80
  6. Step 6: Final answer
    x = 844,969,660.21

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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.