Home / 3,910,368,861.60-5,865,553,292.40-3,481,814,839.20

Finding the Fourth Proportional to 3,910,368,861.60, 5,865,553,292.40 and 3,481,814,839.20

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Solution

The fourth proportional to 3,910,368,861.60, 5,865,553,292.40 and 3,481,814,839.20 is: 5,222,722,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,368,861.60 : 5,865,553,292.40 = 3,481,814,839.20 : x
  2. Step 2: Convert to fraction form
    3,910,368,861.60/5,865,553,292.40 = 3,481,814,839.20/x
  3. Step 3: Cross multiply
    3,910,368,861.60x = 5,865,553,292.40 × 3,481,814,839.20
  4. Step 4: Simplify right side
    3,910,368,861.60x = 20,422,770,493,596,733,440
  5. Step 5: Solve for x
    x = 20,422,770,493,596,733,440/3,910,368,861.60
  6. Step 6: Final answer
    x = 5,222,722,258.80

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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.