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Finding the Third Proportional to 54,420,080 and 118,405,672

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Solution

The third proportional to 54,420,080 and 118,405,672 is: 257,623,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,420,080 : 118,405,672 = 118,405,672 : x
  2. Step 2: Convert to fraction form
    54,420,080/118,405,672 = 118,405,672/x
  3. Step 3: Cross multiply
    54,420,080x = 118,405,672 × 118,405,672
  4. Step 4: Simplify right side
    54,420,080x = 14,019,903,161,771,584
  5. Step 5: Solve for x
    x = 14,019,903,161,771,584/54,420,080
  6. Step 6: Final answer
    x = 257,623,714.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.