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Finding the Third Proportional to 45,969,909 and 68,556,222

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Solution

The third proportional to 45,969,909 and 68,556,222 is: 102,239,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,909 : 68,556,222 = 68,556,222 : x
  2. Step 2: Convert to fraction form
    45,969,909/68,556,222 = 68,556,222/x
  3. Step 3: Cross multiply
    45,969,909x = 68,556,222 × 68,556,222
  4. Step 4: Simplify right side
    45,969,909x = 4,699,955,574,913,284
  5. Step 5: Solve for x
    x = 4,699,955,574,913,284/45,969,909
  6. Step 6: Final answer
    x = 102,239,827.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.