Home / 150,086,863.55-225,169,110.12-87,890,703.80

Finding the Fourth Proportional to 150,086,863.55, 225,169,110.12 and 87,890,703.80

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Solution

The fourth proportional to 150,086,863.55, 225,169,110.12 and 87,890,703.80 is: 131,858,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,086,863.55 : 225,169,110.12 = 87,890,703.80 : x
  2. Step 2: Convert to fraction form
    150,086,863.55/225,169,110.12 = 87,890,703.80/x
  3. Step 3: Cross multiply
    150,086,863.55x = 225,169,110.12 × 87,890,703.80
  4. Step 4: Simplify right side
    150,086,863.55x = 19,790,271,561,340,656
  5. Step 5: Solve for x
    x = 19,790,271,561,340,656/150,086,863.55
  6. Step 6: Final answer
    x = 131,858,785.60

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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.