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Finding the Third Proportional to 31,060,056 and 66,103,392

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Solution

The third proportional to 31,060,056 and 66,103,392 is: 140,684,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,060,056 : 66,103,392 = 66,103,392 : x
  2. Step 2: Convert to fraction form
    31,060,056/66,103,392 = 66,103,392/x
  3. Step 3: Cross multiply
    31,060,056x = 66,103,392 × 66,103,392
  4. Step 4: Simplify right side
    31,060,056x = 4,369,658,433,905,664
  5. Step 5: Solve for x
    x = 4,369,658,433,905,664/31,060,056
  6. Step 6: Final answer
    x = 140,684,177.58

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.