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Finding the Third Proportional to 79,864,226 and 126,352,323

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Solution

The third proportional to 79,864,226 and 126,352,323 is: 199,900,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,864,226 : 126,352,323 = 126,352,323 : x
  2. Step 2: Convert to fraction form
    79,864,226/126,352,323 = 126,352,323/x
  3. Step 3: Cross multiply
    79,864,226x = 126,352,323 × 126,352,323
  4. Step 4: Simplify right side
    79,864,226x = 15,964,909,527,496,328
  5. Step 5: Solve for x
    x = 15,964,909,527,496,328/79,864,226
  6. Step 6: Final answer
    x = 199,900,635.45

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.