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Finding the Third Proportional to 3,288,486,407.25 and 7,760,239,338

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Solution

The third proportional to 3,288,486,407.25 and 7,760,239,338 is: 18,312,775,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,486,407.25 : 7,760,239,338 = 7,760,239,338 : x
  2. Step 2: Convert to fraction form
    3,288,486,407.25/7,760,239,338 = 7,760,239,338/x
  3. Step 3: Cross multiply
    3,288,486,407.25x = 7,760,239,338 × 7,760,239,338
  4. Step 4: Simplify right side
    3,288,486,407.25x = 60,221,314,583,042,678,784
  5. Step 5: Solve for x
    x = 60,221,314,583,042,678,784/3,288,486,407.25
  6. Step 6: Final answer
    x = 18,312,775,886.89

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.