Home / 13,368,118,601.36-20,055,314,584.92-13,146,018,778.64

Finding the Fourth Proportional to 13,368,118,601.36, 20,055,314,584.92 and 13,146,018,778.64

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Solution

The fourth proportional to 13,368,118,601.36, 20,055,314,584.92 and 13,146,018,778.64 is: 19,722,112,737.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368,118,601.36 : 20,055,314,584.92 = 13,146,018,778.64 : x
  2. Step 2: Convert to fraction form
    13,368,118,601.36/20,055,314,584.92 = 13,146,018,778.64/x
  3. Step 3: Cross multiply
    13,368,118,601.36x = 20,055,314,584.92 × 13,146,018,778.64
  4. Step 4: Simplify right side
    13,368,118,601.36x = 263,647,542,144,890,961,920
  5. Step 5: Solve for x
    x = 263,647,542,144,890,961,920/13,368,118,601.36
  6. Step 6: Final answer
    x = 19,722,112,737.54

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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.