Home / 60,675,910.20-91,013,865.30-40,268,575.80

Finding the Fourth Proportional to 60,675,910.20, 91,013,865.30 and 40,268,575.80

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Solution

The fourth proportional to 60,675,910.20, 91,013,865.30 and 40,268,575.80 is: 60,402,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,675,910.20 : 91,013,865.30 = 40,268,575.80 : x
  2. Step 2: Convert to fraction form
    60,675,910.20/91,013,865.30 = 40,268,575.80/x
  3. Step 3: Cross multiply
    60,675,910.20x = 91,013,865.30 × 40,268,575.80
  4. Step 4: Simplify right side
    60,675,910.20x = 3,664,998,733,684,039.50
  5. Step 5: Solve for x
    x = 3,664,998,733,684,039.50/60,675,910.20
  6. Step 6: Final answer
    x = 60,402,863.70

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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.