Home / 18,145,156,929.30-27,217,735,393.95-14,471,836,737.30

Finding the Fourth Proportional to 18,145,156,929.30, 27,217,735,393.95 and 14,471,836,737.30

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Solution

The fourth proportional to 18,145,156,929.30, 27,217,735,393.95 and 14,471,836,737.30 is: 21,707,755,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,156,929.30 : 27,217,735,393.95 = 14,471,836,737.30 : x
  2. Step 2: Convert to fraction form
    18,145,156,929.30/27,217,735,393.95 = 14,471,836,737.30/x
  3. Step 3: Cross multiply
    18,145,156,929.30x = 27,217,735,393.95 × 14,471,836,737.30
  4. Step 4: Simplify right side
    18,145,156,929.30x = 393,890,622,980,276,092,928
  5. Step 5: Solve for x
    x = 393,890,622,980,276,092,928/18,145,156,929.30
  6. Step 6: Final answer
    x = 21,707,755,105.95

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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.