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Finding the Third Proportional to 103,634,016 and 221,616,938

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Solution

The third proportional to 103,634,016 and 221,616,938 is: 473,918,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634,016 : 221,616,938 = 221,616,938 : x
  2. Step 2: Convert to fraction form
    103,634,016/221,616,938 = 221,616,938/x
  3. Step 3: Cross multiply
    103,634,016x = 221,616,938 × 221,616,938
  4. Step 4: Simplify right side
    103,634,016x = 49,114,067,208,495,840
  5. Step 5: Solve for x
    x = 49,114,067,208,495,840/103,634,016
  6. Step 6: Final answer
    x = 473,918,401.55

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.