Home / 13,011,305,866.12-17,948,993,889.37-8,497,826,902.04

Finding the Fourth Proportional to 13,011,305,866.12, 17,948,993,889.37 and 8,497,826,902.04

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Solution

The fourth proportional to 13,011,305,866.12, 17,948,993,889.37 and 8,497,826,902.04 is: 11,722,685,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011,305,866.12 : 17,948,993,889.37 = 8,497,826,902.04 : x
  2. Step 2: Convert to fraction form
    13,011,305,866.12/17,948,993,889.37 = 8,497,826,902.04/x
  3. Step 3: Cross multiply
    13,011,305,866.12x = 17,948,993,889.37 × 8,497,826,902.04
  4. Step 4: Simplify right side
    13,011,305,866.12x = 152,527,443,137,639,940,096
  5. Step 5: Solve for x
    x = 152,527,443,137,639,940,096/13,011,305,866.12
  6. Step 6: Final answer
    x = 11,722,685,232.91

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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.