Home / 75,548,327,472.40-113,322,491,208.60-31,359,646,051.60

Finding the Fourth Proportional to 75,548,327,472.40, 113,322,491,208.60 and 31,359,646,051.60

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Solution

The fourth proportional to 75,548,327,472.40, 113,322,491,208.60 and 31,359,646,051.60 is: 47,039,469,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,548,327,472.40 : 113,322,491,208.60 = 31,359,646,051.60 : x
  2. Step 2: Convert to fraction form
    75,548,327,472.40/113,322,491,208.60 = 31,359,646,051.60/x
  3. Step 3: Cross multiply
    75,548,327,472.40x = 113,322,491,208.60 × 31,359,646,051.60
  4. Step 4: Simplify right side
    75,548,327,472.40x = 3,553,753,213,987,248,930,816
  5. Step 5: Solve for x
    x = 3,553,753,213,987,248,930,816/75,548,327,472.40
  6. Step 6: Final answer
    x = 47,039,469,077.40

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Double scale
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Similar ratio
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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.