Home / 40,327,705,972.80-60,491,558,959.20-21,731,522,500.80

Finding the Fourth Proportional to 40,327,705,972.80, 60,491,558,959.20 and 21,731,522,500.80

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Solution

The fourth proportional to 40,327,705,972.80, 60,491,558,959.20 and 21,731,522,500.80 is: 32,597,283,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327,705,972.80 : 60,491,558,959.20 = 21,731,522,500.80 : x
  2. Step 2: Convert to fraction form
    40,327,705,972.80/60,491,558,959.20 = 21,731,522,500.80/x
  3. Step 3: Cross multiply
    40,327,705,972.80x = 60,491,558,959.20 × 21,731,522,500.80
  4. Step 4: Simplify right side
    40,327,705,972.80x = 1,314,573,674,630,324,420,608
  5. Step 5: Solve for x
    x = 1,314,573,674,630,324,420,608/40,327,705,972.80
  6. Step 6: Final answer
    x = 32,597,283,751.20

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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.