Home / 636,901,573,031.30-955,486,533,212.62-206,605,058,939.37

Finding the Fourth Proportional to 636,901,573,031.30, 955,486,533,212.62 and 206,605,058,939.37

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Solution

The fourth proportional to 636,901,573,031.30, 955,486,533,212.62 and 206,605,058,939.37 is: 309,951,113,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,901,573,031.30 : 955,486,533,212.62 = 206,605,058,939.37 : x
  2. Step 2: Convert to fraction form
    636,901,573,031.30/955,486,533,212.62 = 206,605,058,939.37/x
  3. Step 3: Cross multiply
    636,901,573,031.30x = 955,486,533,212.62 × 206,605,058,939.37
  4. Step 4: Simplify right side
    636,901,573,031.30x = 197,408,351,510,167,646,371,840
  5. Step 5: Solve for x
    x = 197,408,351,510,167,646,371,840/636,901,573,031.30
  6. Step 6: Final answer
    x = 309,951,113,121.94

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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.