Home / 108,322,564.80-162,504,842.40-54,469,876.80

Finding the Fourth Proportional to 108,322,564.80, 162,504,842.40 and 54,469,876.80

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Solution

The fourth proportional to 108,322,564.80, 162,504,842.40 and 54,469,876.80 is: 81,715,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,322,564.80 : 162,504,842.40 = 54,469,876.80 : x
  2. Step 2: Convert to fraction form
    108,322,564.80/162,504,842.40 = 54,469,876.80/x
  3. Step 3: Cross multiply
    108,322,564.80x = 162,504,842.40 × 54,469,876.80
  4. Step 4: Simplify right side
    108,322,564.80x = 8,851,618,744,931,416
  5. Step 5: Solve for x
    x = 8,851,618,744,931,416/108,322,564.80
  6. Step 6: Final answer
    x = 81,715,372.61

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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.