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Finding the Third Proportional to 54,475,212 and 117,556,131

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Solution

The third proportional to 54,475,212 and 117,556,131 is: 253,683,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475,212 : 117,556,131 = 117,556,131 : x
  2. Step 2: Convert to fraction form
    54,475,212/117,556,131 = 117,556,131/x
  3. Step 3: Cross multiply
    54,475,212x = 117,556,131 × 117,556,131
  4. Step 4: Simplify right side
    54,475,212x = 13,819,443,935,689,160
  5. Step 5: Solve for x
    x = 13,819,443,935,689,160/54,475,212
  6. Step 6: Final answer
    x = 253,683,160.25

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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.