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Finding the Third Proportional to 253,966,248 and 379,960,956

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Solution

The third proportional to 253,966,248 and 379,960,956 is: 568,462,656.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,966,248 : 379,960,956 = 379,960,956 : x
  2. Step 2: Convert to fraction form
    253,966,248/379,960,956 = 379,960,956/x
  3. Step 3: Cross multiply
    253,966,248x = 379,960,956 × 379,960,956
  4. Step 4: Simplify right side
    253,966,248x = 144,370,328,084,433,920
  5. Step 5: Solve for x
    x = 144,370,328,084,433,920/253,966,248
  6. Step 6: Final answer
    x = 568,462,656.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.