Home / 798,671,072.55-1,198,006,608.83-540,682,054.95

Finding the Fourth Proportional to 798,671,072.55, 1,198,006,608.83 and 540,682,054.95

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Solution

The fourth proportional to 798,671,072.55, 1,198,006,608.83 and 540,682,054.95 is: 811,023,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,671,072.55 : 1,198,006,608.83 = 540,682,054.95 : x
  2. Step 2: Convert to fraction form
    798,671,072.55/1,198,006,608.83 = 540,682,054.95/x
  3. Step 3: Cross multiply
    798,671,072.55x = 1,198,006,608.83 × 540,682,054.95
  4. Step 4: Simplify right side
    798,671,072.55x = 647,740,675,103,181,824
  5. Step 5: Solve for x
    x = 647,740,675,103,181,824/798,671,072.55
  6. Step 6: Final answer
    x = 811,023,082.43

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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.