Home / 18,145,156,967.80-27,217,735,451.79-14,471,836,775.80

Finding the Fourth Proportional to 18,145,156,967.80, 27,217,735,451.79 and 14,471,836,775.80

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Solution

The fourth proportional to 18,145,156,967.80, 27,217,735,451.79 and 14,471,836,775.80 is: 21,707,755,163.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,156,967.80 : 27,217,735,451.79 = 14,471,836,775.80 : x
  2. Step 2: Convert to fraction form
    18,145,156,967.80/27,217,735,451.79 = 14,471,836,775.80/x
  3. Step 3: Cross multiply
    18,145,156,967.80x = 27,217,735,451.79 × 14,471,836,775.80
  4. Step 4: Simplify right side
    18,145,156,967.80x = 393,890,624,865,209,942,016
  5. Step 5: Solve for x
    x = 393,890,624,865,209,942,016/18,145,156,967.80
  6. Step 6: Final answer
    x = 21,707,755,163.77

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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.