Home / 1,940,861,719.95-2,908,330,137.75-1,152,362,659.65

Finding the Fourth Proportional to 1,940,861,719.95, 2,908,330,137.75 and 1,152,362,659.65

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Solution

The fourth proportional to 1,940,861,719.95, 2,908,330,137.75 and 1,152,362,659.65 is: 1,726,785,076.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,861,719.95 : 2,908,330,137.75 = 1,152,362,659.65 : x
  2. Step 2: Convert to fraction form
    1,940,861,719.95/2,908,330,137.75 = 1,152,362,659.65/x
  3. Step 3: Cross multiply
    1,940,861,719.95x = 2,908,330,137.75 × 1,152,362,659.65
  4. Step 4: Simplify right side
    1,940,861,719.95x = 3,351,451,052,677,840,896
  5. Step 5: Solve for x
    x = 3,351,451,052,677,840,896/1,940,861,719.95
  6. Step 6: Final answer
    x = 1,726,785,076.05

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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.