Home / 511,873,874,280.49-706,377,289,496.77-283,498,212,959.58

Finding the Fourth Proportional to 511,873,874,280.49, 706,377,289,496.77 and 283,498,212,959.58

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Solution

The fourth proportional to 511,873,874,280.49, 706,377,289,496.77 and 283,498,212,959.58 is: 391,222,739,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,873,874,280.49 : 706,377,289,496.77 = 283,498,212,959.58 : x
  2. Step 2: Convert to fraction form
    511,873,874,280.49/706,377,289,496.77 = 283,498,212,959.58/x
  3. Step 3: Cross multiply
    511,873,874,280.49x = 706,377,289,496.77 × 283,498,212,959.58
  4. Step 4: Simplify right side
    511,873,874,280.49x = 200,256,699,247,566,226,718,720
  5. Step 5: Solve for x
    x = 200,256,699,247,566,226,718,720/511,873,874,280.49
  6. Step 6: Final answer
    x = 391,222,739,252.04

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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.