Home / 31,230,545,634.91-43,098,152,976.18-17,864,538,764.41

Finding the Fourth Proportional to 31,230,545,634.91, 43,098,152,976.18 and 17,864,538,764.41

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Solution

The fourth proportional to 31,230,545,634.91, 43,098,152,976.18 and 17,864,538,764.41 is: 24,653,063,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230,545,634.91 : 43,098,152,976.18 = 17,864,538,764.41 : x
  2. Step 2: Convert to fraction form
    31,230,545,634.91/43,098,152,976.18 = 17,864,538,764.41/x
  3. Step 3: Cross multiply
    31,230,545,634.91x = 43,098,152,976.18 × 17,864,538,764.41
  4. Step 4: Simplify right side
    31,230,545,634.91x = 769,928,624,517,439,815,680
  5. Step 5: Solve for x
    x = 769,928,624,517,439,815,680/31,230,545,634.91
  6. Step 6: Final answer
    x = 24,653,063,494.89

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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.