Home / 31,230,545,633.91-43,098,152,974.80-17,864,538,763.41

Finding the Fourth Proportional to 31,230,545,633.91, 43,098,152,974.80 and 17,864,538,763.41

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Solution

The fourth proportional to 31,230,545,633.91, 43,098,152,974.80 and 17,864,538,763.41 is: 24,653,063,493.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230,545,633.91 : 43,098,152,974.80 = 17,864,538,763.41 : x
  2. Step 2: Convert to fraction form
    31,230,545,633.91/43,098,152,974.80 = 17,864,538,763.41/x
  3. Step 3: Cross multiply
    31,230,545,633.91x = 43,098,152,974.80 × 17,864,538,763.41
  4. Step 4: Simplify right side
    31,230,545,633.91x = 769,928,624,449,688,698,880
  5. Step 5: Solve for x
    x = 769,928,624,449,688,698,880/31,230,545,633.91
  6. Step 6: Final answer
    x = 24,653,063,493.51

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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.