Home / 90,841,104.60-136,037,708.10-60,384,067.80

Finding the Fourth Proportional to 90,841,104.60, 136,037,708.10 and 60,384,067.80

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Solution

The fourth proportional to 90,841,104.60, 136,037,708.10 and 60,384,067.80 is: 90,427,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,841,104.60 : 136,037,708.10 = 60,384,067.80 : x
  2. Step 2: Convert to fraction form
    90,841,104.60/136,037,708.10 = 60,384,067.80/x
  3. Step 3: Cross multiply
    90,841,104.60x = 136,037,708.10 × 60,384,067.80
  4. Step 4: Simplify right side
    90,841,104.60x = 8,214,510,189,267,008
  5. Step 5: Solve for x
    x = 8,214,510,189,267,008/90,841,104.60
  6. Step 6: Final answer
    x = 90,427,238.04

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1.5x scale

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.