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Finding the Third Proportional to 79,768,425 and 173,513,010

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Solution

The third proportional to 79,768,425 and 173,513,010 is: 377,427,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,768,425 : 173,513,010 = 173,513,010 : x
  2. Step 2: Convert to fraction form
    79,768,425/173,513,010 = 173,513,010/x
  3. Step 3: Cross multiply
    79,768,425x = 173,513,010 × 173,513,010
  4. Step 4: Simplify right side
    79,768,425x = 30,106,764,639,260,100
  5. Step 5: Solve for x
    x = 30,106,764,639,260,100/79,768,425
  6. Step 6: Final answer
    x = 377,427,091.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.