Home / 207,630,752.60-311,463,843.60-54,276,563

Finding the Fourth Proportional to 207,630,752.60, 311,463,843.60 and 54,276,563

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Solution

The fourth proportional to 207,630,752.60, 311,463,843.60 and 54,276,563 is: 81,419,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,630,752.60 : 311,463,843.60 = 54,276,563 : x
  2. Step 2: Convert to fraction form
    207,630,752.60/311,463,843.60 = 54,276,563/x
  3. Step 3: Cross multiply
    207,630,752.60x = 311,463,843.60 × 54,276,563
  4. Step 4: Simplify right side
    207,630,752.60x = 16,905,186,929,377,548
  5. Step 5: Solve for x
    x = 16,905,186,929,377,548/207,630,752.60
  6. Step 6: Final answer
    x = 81,419,475.28

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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.