Home / 3,660,983,996.40-5,491,475,994.60-1,207,190,991.60

Finding the Fourth Proportional to 3,660,983,996.40, 5,491,475,994.60 and 1,207,190,991.60

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Solution

The fourth proportional to 3,660,983,996.40, 5,491,475,994.60 and 1,207,190,991.60 is: 1,810,786,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660,983,996.40 : 5,491,475,994.60 = 1,207,190,991.60 : x
  2. Step 2: Convert to fraction form
    3,660,983,996.40/5,491,475,994.60 = 1,207,190,991.60/x
  3. Step 3: Cross multiply
    3,660,983,996.40x = 5,491,475,994.60 × 1,207,190,991.60
  4. Step 4: Simplify right side
    3,660,983,996.40x = 6,629,260,351,268,769,792
  5. Step 5: Solve for x
    x = 6,629,260,351,268,769,792/3,660,983,996.40
  6. Step 6: Final answer
    x = 1,810,786,487.40

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Half scale
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Double scale
Find fourth proportional to 3,660,983,997.40, 5,491,475,996.10 and 1,207,190,992.60
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.