Home / 636,901,573,067.77-955,486,533,267.15-206,605,058,975.84

Finding the Fourth Proportional to 636,901,573,067.77, 955,486,533,267.15 and 206,605,058,975.84

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Solution

The fourth proportional to 636,901,573,067.77, 955,486,533,267.15 and 206,605,058,975.84 is: 309,951,113,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,901,573,067.77 : 955,486,533,267.15 = 206,605,058,975.84 : x
  2. Step 2: Convert to fraction form
    636,901,573,067.77/955,486,533,267.15 = 206,605,058,975.84/x
  3. Step 3: Cross multiply
    636,901,573,067.77x = 955,486,533,267.15 × 206,605,058,975.84
  4. Step 4: Simplify right side
    636,901,573,067.77x = 197,408,351,556,280,428,527,616
  5. Step 5: Solve for x
    x = 197,408,351,556,280,428,527,616/636,901,573,067.77
  6. Step 6: Final answer
    x = 309,951,113,176.60

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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.