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Finding the Third Proportional to 4,543,332,195.75 and 6,979,114,533.75

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Solution

The third proportional to 4,543,332,195.75 and 6,979,114,533.75 is: 10,720,774,439.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543,332,195.75 : 6,979,114,533.75 = 6,979,114,533.75 : x
  2. Step 2: Convert to fraction form
    4,543,332,195.75/6,979,114,533.75 = 6,979,114,533.75/x
  3. Step 3: Cross multiply
    4,543,332,195.75x = 6,979,114,533.75 × 6,979,114,533.75
  4. Step 4: Simplify right side
    4,543,332,195.75x = 48,708,039,675,200,479,232
  5. Step 5: Solve for x
    x = 48,708,039,675,200,479,232/4,543,332,195.75
  6. Step 6: Final answer
    x = 10,720,774,439.69

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.