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Finding the Third Proportional to 61,880,151.75 and 131,136,780.75

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Solution

The third proportional to 61,880,151.75 and 131,136,780.75 is: 277,905,835.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,880,151.75 : 131,136,780.75 = 131,136,780.75 : x
  2. Step 2: Convert to fraction form
    61,880,151.75/131,136,780.75 = 131,136,780.75/x
  3. Step 3: Cross multiply
    61,880,151.75x = 131,136,780.75 × 131,136,780.75
  4. Step 4: Simplify right side
    61,880,151.75x = 17,196,855,265,473,570
  5. Step 5: Solve for x
    x = 17,196,855,265,473,570/61,880,151.75
  6. Step 6: Final answer
    x = 277,905,835.38

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.