Home / 18,145,156,932.80-27,217,735,399.20-14,471,836,740.80

Finding the Fourth Proportional to 18,145,156,932.80, 27,217,735,399.20 and 14,471,836,740.80

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Solution

The fourth proportional to 18,145,156,932.80, 27,217,735,399.20 and 14,471,836,740.80 is: 21,707,755,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,156,932.80 : 27,217,735,399.20 = 14,471,836,740.80 : x
  2. Step 2: Convert to fraction form
    18,145,156,932.80/27,217,735,399.20 = 14,471,836,740.80/x
  3. Step 3: Cross multiply
    18,145,156,932.80x = 27,217,735,399.20 × 14,471,836,740.80
  4. Step 4: Simplify right side
    18,145,156,932.80x = 393,890,623,151,515,303,936
  5. Step 5: Solve for x
    x = 393,890,623,151,515,303,936/18,145,156,932.80
  6. Step 6: Final answer
    x = 21,707,755,111.20

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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.