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Finding the Third Proportional to 485,151,741 and 792,125,395.88

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Solution

The third proportional to 485,151,741 and 792,125,395.88 is: 1,293,332,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,151,741 : 792,125,395.88 = 792,125,395.88 : x
  2. Step 2: Convert to fraction form
    485,151,741/792,125,395.88 = 792,125,395.88/x
  3. Step 3: Cross multiply
    485,151,741x = 792,125,395.88 × 792,125,395.88
  4. Step 4: Simplify right side
    485,151,741x = 627,462,642,790,125,440
  5. Step 5: Solve for x
    x = 627,462,642,790,125,440/485,151,741
  6. Step 6: Final answer
    x = 1,293,332,765.33

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.