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Finding the Third Proportional to 54,220,941 and 117,252,171

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Solution

The third proportional to 54,220,941 and 117,252,171 is: 253,556,492.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220,941 : 117,252,171 = 117,252,171 : x
  2. Step 2: Convert to fraction form
    54,220,941/117,252,171 = 117,252,171/x
  3. Step 3: Cross multiply
    54,220,941x = 117,252,171 × 117,252,171
  4. Step 4: Simplify right side
    54,220,941x = 13,748,071,604,213,240
  5. Step 5: Solve for x
    x = 13,748,071,604,213,240/54,220,941
  6. Step 6: Final answer
    x = 253,556,492.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.