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Finding the Third Proportional to 99,716,832 and 153,177,210

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Solution

The third proportional to 99,716,832 and 153,177,210 is: 235,298,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,716,832 : 153,177,210 = 153,177,210 : x
  2. Step 2: Convert to fraction form
    99,716,832/153,177,210 = 153,177,210/x
  3. Step 3: Cross multiply
    99,716,832x = 153,177,210 × 153,177,210
  4. Step 4: Simplify right side
    99,716,832x = 23,463,257,663,384,100
  5. Step 5: Solve for x
    x = 23,463,257,663,384,100/99,716,832
  6. Step 6: Final answer
    x = 235,298,867.73

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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.