Home / 68,725,601.60-103,086,069.60-17,608,121.60

Finding the Fourth Proportional to 68,725,601.60, 103,086,069.60 and 17,608,121.60

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Solution

The fourth proportional to 68,725,601.60, 103,086,069.60 and 17,608,121.60 is: 26,411,584.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,725,601.60 : 103,086,069.60 = 17,608,121.60 : x
  2. Step 2: Convert to fraction form
    68,725,601.60/103,086,069.60 = 17,608,121.60/x
  3. Step 3: Cross multiply
    68,725,601.60x = 103,086,069.60 × 17,608,121.60
  4. Step 4: Simplify right side
    68,725,601.60x = 1,815,152,048,782,863.50
  5. Step 5: Solve for x
    x = 1,815,152,048,782,863.50/68,725,601.60
  6. Step 6: Final answer
    x = 26,411,584.72

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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.