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Finding the Third Proportional to 363,196,280,287.88 and 780,292,057,722

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Solution

The third proportional to 363,196,280,287.88 and 780,292,057,722 is: 1,676,381,968,618.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,196,280,287.88 : 780,292,057,722 = 780,292,057,722 : x
  2. Step 2: Convert to fraction form
    363,196,280,287.88/780,292,057,722 = 780,292,057,722/x
  3. Step 3: Cross multiply
    363,196,280,287.88x = 780,292,057,722 × 780,292,057,722
  4. Step 4: Simplify right side
    363,196,280,287.88x = 608,855,695,344,033,022,869,504
  5. Step 5: Solve for x
    x = 608,855,695,344,033,022,869,504/363,196,280,287.88
  6. Step 6: Final answer
    x = 1,676,381,968,618.83

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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.