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Finding the Third Proportional to 188,964,745 and 293,396,068

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Solution

The third proportional to 188,964,745 and 293,396,068 is: 455,541,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,964,745 : 293,396,068 = 293,396,068 : x
  2. Step 2: Convert to fraction form
    188,964,745/293,396,068 = 293,396,068/x
  3. Step 3: Cross multiply
    188,964,745x = 293,396,068 × 293,396,068
  4. Step 4: Simplify right side
    188,964,745x = 86,081,252,717,860,624
  5. Step 5: Solve for x
    x = 86,081,252,717,860,624/188,964,745
  6. Step 6: Final answer
    x = 455,541,337.71

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.