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Finding the Third Proportional to 51,736,727 and 81,159,695

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Solution

The third proportional to 51,736,727 and 81,159,695 is: 127,315,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,736,727 : 81,159,695 = 81,159,695 : x
  2. Step 2: Convert to fraction form
    51,736,727/81,159,695 = 81,159,695/x
  3. Step 3: Cross multiply
    51,736,727x = 81,159,695 × 81,159,695
  4. Step 4: Simplify right side
    51,736,727x = 6,586,896,092,493,025
  5. Step 5: Solve for x
    x = 6,586,896,092,493,025/51,736,727
  6. Step 6: Final answer
    x = 127,315,670.60

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.