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Finding the Third Proportional to 295,318,371 and 636,071,910

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Solution

The third proportional to 295,318,371 and 636,071,910 is: 1,370,004,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,318,371 : 636,071,910 = 636,071,910 : x
  2. Step 2: Convert to fraction form
    295,318,371/636,071,910 = 636,071,910/x
  3. Step 3: Cross multiply
    295,318,371x = 636,071,910 × 636,071,910
  4. Step 4: Simplify right side
    295,318,371x = 404,587,474,691,048,128
  5. Step 5: Solve for x
    x = 404,587,474,691,048,128/295,318,371
  6. Step 6: Final answer
    x = 1,370,004,423.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.