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Finding the Third Proportional to 61,880,101.88 and 131,136,681.38

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Solution

The third proportional to 61,880,101.88 and 131,136,681.38 is: 277,905,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,880,101.88 : 131,136,681.38 = 131,136,681.38 : x
  2. Step 2: Convert to fraction form
    61,880,101.88/131,136,681.38 = 131,136,681.38/x
  3. Step 3: Cross multiply
    61,880,101.88x = 131,136,681.38 × 131,136,681.38
  4. Step 4: Simplify right side
    61,880,101.88x = 17,196,829,202,048,272
  5. Step 5: Solve for x
    x = 17,196,829,202,048,272/61,880,101.88
  6. Step 6: Final answer
    x = 277,905,638.18

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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.