Home / 207,630,753.60-311,463,845.10-54,276,564

Finding the Fourth Proportional to 207,630,753.60, 311,463,845.10 and 54,276,564

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Solution

The fourth proportional to 207,630,753.60, 311,463,845.10 and 54,276,564 is: 81,419,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,630,753.60 : 311,463,845.10 = 54,276,564 : x
  2. Step 2: Convert to fraction form
    207,630,753.60/311,463,845.10 = 54,276,564/x
  3. Step 3: Cross multiply
    207,630,753.60x = 311,463,845.10 × 54,276,564
  4. Step 4: Simplify right side
    207,630,753.60x = 16,905,187,322,256,238
  5. Step 5: Solve for x
    x = 16,905,187,322,256,238/207,630,753.60
  6. Step 6: Final answer
    x = 81,419,476.78

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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.