Home / 51,757,058,705.40-77,635,588,058.10-20,760,155,998.20

Finding the Fourth Proportional to 51,757,058,705.40, 77,635,588,058.10 and 20,760,155,998.20

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Solution

The fourth proportional to 51,757,058,705.40, 77,635,588,058.10 and 20,760,155,998.20 is: 31,140,233,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,757,058,705.40 : 77,635,588,058.10 = 20,760,155,998.20 : x
  2. Step 2: Convert to fraction form
    51,757,058,705.40/77,635,588,058.10 = 20,760,155,998.20/x
  3. Step 3: Cross multiply
    51,757,058,705.40x = 77,635,588,058.10 × 20,760,155,998.20
  4. Step 4: Simplify right side
    51,757,058,705.40x = 1,611,726,919,098,149,109,760
  5. Step 5: Solve for x
    x = 1,611,726,919,098,149,109,760/51,757,058,705.40
  6. Step 6: Final answer
    x = 31,140,233,997.30

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Double scale
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1.5x scale

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.