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Finding the Third Proportional to 63,880,910.50 and 138,971,906

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Solution

The third proportional to 63,880,910.50 and 138,971,906 is: 302,331,173.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,880,910.50 : 138,971,906 = 138,971,906 : x
  2. Step 2: Convert to fraction form
    63,880,910.50/138,971,906 = 138,971,906/x
  3. Step 3: Cross multiply
    63,880,910.50x = 138,971,906 × 138,971,906
  4. Step 4: Simplify right side
    63,880,910.50x = 19,313,190,657,272,836
  5. Step 5: Solve for x
    x = 19,313,190,657,272,836/63,880,910.50
  6. Step 6: Final answer
    x = 302,331,173.84

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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.