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Finding the Third Proportional to 117,493,600 and 254,506,688

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Solution

The third proportional to 117,493,600 and 254,506,688 is: 551,295,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,493,600 : 254,506,688 = 254,506,688 : x
  2. Step 2: Convert to fraction form
    117,493,600/254,506,688 = 254,506,688/x
  3. Step 3: Cross multiply
    117,493,600x = 254,506,688 × 254,506,688
  4. Step 4: Simplify right side
    117,493,600x = 64,773,654,236,729,344
  5. Step 5: Solve for x
    x = 64,773,654,236,729,344/117,493,600
  6. Step 6: Final answer
    x = 551,295,170.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.