Home / 2,188,183,849.92-3,019,417,054.56-1,743,275,620.80

Finding the Fourth Proportional to 2,188,183,849.92, 3,019,417,054.56 and 1,743,275,620.80

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Solution

The fourth proportional to 2,188,183,849.92, 3,019,417,054.56 and 1,743,275,620.80 is: 2,405,499,949.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,183,849.92 : 3,019,417,054.56 = 1,743,275,620.80 : x
  2. Step 2: Convert to fraction form
    2,188,183,849.92/3,019,417,054.56 = 1,743,275,620.80/x
  3. Step 3: Cross multiply
    2,188,183,849.92x = 3,019,417,054.56 × 1,743,275,620.80
  4. Step 4: Simplify right side
    2,188,183,849.92x = 5,263,676,140,242,191,360
  5. Step 5: Solve for x
    x = 5,263,676,140,242,191,360/2,188,183,849.92
  6. Step 6: Final answer
    x = 2,405,499,949.39

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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.