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Finding the Third Proportional to 166,558,518 and 360,916,074

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Solution

The third proportional to 166,558,518 and 360,916,074 is: 782,069,953.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,558,518 : 360,916,074 = 360,916,074 : x
  2. Step 2: Convert to fraction form
    166,558,518/360,916,074 = 360,916,074/x
  3. Step 3: Cross multiply
    166,558,518x = 360,916,074 × 360,916,074
  4. Step 4: Simplify right side
    166,558,518x = 130,260,412,471,573,472
  5. Step 5: Solve for x
    x = 130,260,412,471,573,472/166,558,518
  6. Step 6: Final answer
    x = 782,069,953.77

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.