Home / 2,183,818,744.80-3,275,728,117.20-1,214,470,360.80

Finding the Fourth Proportional to 2,183,818,744.80, 3,275,728,117.20 and 1,214,470,360.80

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Solution

The fourth proportional to 2,183,818,744.80, 3,275,728,117.20 and 1,214,470,360.80 is: 1,821,705,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,818,744.80 : 3,275,728,117.20 = 1,214,470,360.80 : x
  2. Step 2: Convert to fraction form
    2,183,818,744.80/3,275,728,117.20 = 1,214,470,360.80/x
  3. Step 3: Cross multiply
    2,183,818,744.80x = 3,275,728,117.20 × 1,214,470,360.80
  4. Step 4: Simplify right side
    2,183,818,744.80x = 3,978,274,708,378,588,160
  5. Step 5: Solve for x
    x = 3,978,274,708,378,588,160/2,183,818,744.80
  6. Step 6: Final answer
    x = 1,821,705,541.20

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Double scale
Find fourth proportional to 2,183,818,745.80, 3,275,728,118.70 and 1,214,470,361.80
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.