Home / 2,188,183,857.92-3,019,417,065.60-1,743,275,628.80

Finding the Fourth Proportional to 2,188,183,857.92, 3,019,417,065.60 and 1,743,275,628.80

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Solution

The fourth proportional to 2,188,183,857.92, 3,019,417,065.60 and 1,743,275,628.80 is: 2,405,499,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,183,857.92 : 3,019,417,065.60 = 1,743,275,628.80 : x
  2. Step 2: Convert to fraction form
    2,188,183,857.92/3,019,417,065.60 = 1,743,275,628.80/x
  3. Step 3: Cross multiply
    2,188,183,857.92x = 3,019,417,065.60 × 1,743,275,628.80
  4. Step 4: Simplify right side
    2,188,183,857.92x = 5,263,676,183,643,290,624
  5. Step 5: Solve for x
    x = 5,263,676,183,643,290,624/2,188,183,857.92
  6. Step 6: Final answer
    x = 2,405,499,960.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.