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Finding the Third Proportional to 355,856,988 and 769,270,632

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Solution

The third proportional to 355,856,988 and 769,270,632 is: 1,662,963,845.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,856,988 : 769,270,632 = 769,270,632 : x
  2. Step 2: Convert to fraction form
    355,856,988/769,270,632 = 769,270,632/x
  3. Step 3: Cross multiply
    355,856,988x = 769,270,632 × 769,270,632
  4. Step 4: Simplify right side
    355,856,988x = 591,777,305,257,679,360
  5. Step 5: Solve for x
    x = 591,777,305,257,679,360/355,856,988
  6. Step 6: Final answer
    x = 1,662,963,845.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.