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Finding the Third Proportional to 77,716,802 and 167,539,876

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Solution

The third proportional to 77,716,802 and 167,539,876 is: 361,178,140.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,716,802 : 167,539,876 = 167,539,876 : x
  2. Step 2: Convert to fraction form
    77,716,802/167,539,876 = 167,539,876/x
  3. Step 3: Cross multiply
    77,716,802x = 167,539,876 × 167,539,876
  4. Step 4: Simplify right side
    77,716,802x = 28,069,610,050,095,376
  5. Step 5: Solve for x
    x = 28,069,610,050,095,376/77,716,802
  6. Step 6: Final answer
    x = 361,178,140.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.