Home / 31,701,273,067.21-43,747,784,979.17-17,428,343,529.77

Finding the Fourth Proportional to 31,701,273,067.21, 43,747,784,979.17 and 17,428,343,529.77

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Solution

The fourth proportional to 31,701,273,067.21, 43,747,784,979.17 and 17,428,343,529.77 is: 24,051,129,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,701,273,067.21 : 43,747,784,979.17 = 17,428,343,529.77 : x
  2. Step 2: Convert to fraction form
    31,701,273,067.21/43,747,784,979.17 = 17,428,343,529.77/x
  3. Step 3: Cross multiply
    31,701,273,067.21x = 43,747,784,979.17 × 17,428,343,529.77
  4. Step 4: Simplify right side
    31,701,273,067.21x = 762,451,425,283,643,932,672
  5. Step 5: Solve for x
    x = 762,451,425,283,643,932,672/31,701,273,067.21
  6. Step 6: Final answer
    x = 24,051,129,545.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.