Home / 2,189,276,674.32-3,021,200,856.32-1,185,694,288.32

Finding the Fourth Proportional to 2,189,276,674.32, 3,021,200,856.32 and 1,185,694,288.32

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Solution

The fourth proportional to 2,189,276,674.32, 3,021,200,856.32 and 1,185,694,288.32 is: 1,636,257,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,276,674.32 : 3,021,200,856.32 = 1,185,694,288.32 : x
  2. Step 2: Convert to fraction form
    2,189,276,674.32/3,021,200,856.32 = 1,185,694,288.32/x
  3. Step 3: Cross multiply
    2,189,276,674.32x = 3,021,200,856.32 × 1,185,694,288.32
  4. Step 4: Simplify right side
    2,189,276,674.32x = 3,582,220,599,206,116,864
  5. Step 5: Solve for x
    x = 3,582,220,599,206,116,864/2,189,276,674.32
  6. Step 6: Final answer
    x = 1,636,257,601.07

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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.