Home / 1,498,417,067.70-2,247,625,601.55-636,662,085.30

Finding the Fourth Proportional to 1,498,417,067.70, 2,247,625,601.55 and 636,662,085.30

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Solution

The fourth proportional to 1,498,417,067.70, 2,247,625,601.55 and 636,662,085.30 is: 954,993,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,417,067.70 : 2,247,625,601.55 = 636,662,085.30 : x
  2. Step 2: Convert to fraction form
    1,498,417,067.70/2,247,625,601.55 = 636,662,085.30/x
  3. Step 3: Cross multiply
    1,498,417,067.70x = 2,247,625,601.55 × 636,662,085.30
  4. Step 4: Simplify right side
    1,498,417,067.70x = 1,430,978,002,456,489,984
  5. Step 5: Solve for x
    x = 1,430,978,002,456,489,984/1,498,417,067.70
  6. Step 6: Final answer
    x = 954,993,127.95

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Double scale
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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.