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Finding the Third Proportional to 104,178,692 and 153,256,518

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Solution

The third proportional to 104,178,692 and 153,256,518 is: 225,454,551.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,178,692 : 153,256,518 = 153,256,518 : x
  2. Step 2: Convert to fraction form
    104,178,692/153,256,518 = 153,256,518/x
  3. Step 3: Cross multiply
    104,178,692x = 153,256,518 × 153,256,518
  4. Step 4: Simplify right side
    104,178,692x = 23,487,560,309,484,324
  5. Step 5: Solve for x
    x = 23,487,560,309,484,324/104,178,692
  6. Step 6: Final answer
    x = 225,454,551.78

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.