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Finding the Fourth Proportional to 101,375,999.40, 152,063,999.10 and 60,965,682.60

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Solution

The fourth proportional to 101,375,999.40, 152,063,999.10 and 60,965,682.60 is: 91,448,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,375,999.40 : 152,063,999.10 = 60,965,682.60 : x
  2. Step 2: Convert to fraction form
    101,375,999.40/152,063,999.10 = 60,965,682.60/x
  3. Step 3: Cross multiply
    101,375,999.40x = 152,063,999.10 × 60,965,682.60
  4. Step 4: Simplify right side
    101,375,999.40x = 9,270,685,504,017,286
  5. Step 5: Solve for x
    x = 9,270,685,504,017,286/101,375,999.40
  6. Step 6: Final answer
    x = 91,448,523.90

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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.