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Finding the Third Proportional to 67,588,751 and 138,760,557

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Solution

The third proportional to 67,588,751 and 138,760,557 is: 284,877,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,588,751 : 138,760,557 = 138,760,557 : x
  2. Step 2: Convert to fraction form
    67,588,751/138,760,557 = 138,760,557/x
  3. Step 3: Cross multiply
    67,588,751x = 138,760,557 × 138,760,557
  4. Step 4: Simplify right side
    67,588,751x = 19,254,492,178,950,248
  5. Step 5: Solve for x
    x = 19,254,492,178,950,248/67,588,751
  6. Step 6: Final answer
    x = 284,877,171.04

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.