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Finding the Third Proportional to 331,955,280 and 533,361,672

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Solution

The third proportional to 331,955,280 and 533,361,672 is: 856,966,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,955,280 : 533,361,672 = 533,361,672 : x
  2. Step 2: Convert to fraction form
    331,955,280/533,361,672 = 533,361,672/x
  3. Step 3: Cross multiply
    331,955,280x = 533,361,672 × 533,361,672
  4. Step 4: Simplify right side
    331,955,280x = 284,474,673,158,635,584
  5. Step 5: Solve for x
    x = 284,474,673,158,635,584/331,955,280
  6. Step 6: Final answer
    x = 856,966,857.58

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.