Home / 3,639,303,311.40-5,458,954,967.10-3,566,743,900.20

Finding the Fourth Proportional to 3,639,303,311.40, 5,458,954,967.10 and 3,566,743,900.20

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Solution

The fourth proportional to 3,639,303,311.40, 5,458,954,967.10 and 3,566,743,900.20 is: 5,350,115,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,303,311.40 : 5,458,954,967.10 = 3,566,743,900.20 : x
  2. Step 2: Convert to fraction form
    3,639,303,311.40/5,458,954,967.10 = 3,566,743,900.20/x
  3. Step 3: Cross multiply
    3,639,303,311.40x = 5,458,954,967.10 × 3,566,743,900.20
  4. Step 4: Simplify right side
    3,639,303,311.40x = 19,470,694,330,370,416,640
  5. Step 5: Solve for x
    x = 19,470,694,330,370,416,640/3,639,303,311.40
  6. Step 6: Final answer
    x = 5,350,115,850.30

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Double scale
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Similar ratio
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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.