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Finding the Third Proportional to 93,990,516.75 and 143,687,494.69

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Solution

The third proportional to 93,990,516.75 and 143,687,494.69 is: 219,661,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,990,516.75 : 143,687,494.69 = 143,687,494.69 : x
  2. Step 2: Convert to fraction form
    93,990,516.75/143,687,494.69 = 143,687,494.69/x
  3. Step 3: Cross multiply
    93,990,516.75x = 143,687,494.69 × 143,687,494.69
  4. Step 4: Simplify right side
    93,990,516.75x = 20,646,096,129,570,340
  5. Step 5: Solve for x
    x = 20,646,096,129,570,340/93,990,516.75
  6. Step 6: Final answer
    x = 219,661,481.22

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.