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Finding the Third Proportional to 253,517,042 and 555,454,264

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Solution

The third proportional to 253,517,042 and 555,454,264 is: 1,216,996,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,517,042 : 555,454,264 = 555,454,264 : x
  2. Step 2: Convert to fraction form
    253,517,042/555,454,264 = 555,454,264/x
  3. Step 3: Cross multiply
    253,517,042x = 555,454,264 × 555,454,264
  4. Step 4: Simplify right side
    253,517,042x = 308,529,439,395,781,696
  5. Step 5: Solve for x
    x = 308,529,439,395,781,696/253,517,042
  6. Step 6: Final answer
    x = 1,216,996,841.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.