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Finding the Third Proportional to 303,989,835 and 616,438,540

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Solution

The third proportional to 303,989,835 and 616,438,540 is: 1,250,030,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,989,835 : 616,438,540 = 616,438,540 : x
  2. Step 2: Convert to fraction form
    303,989,835/616,438,540 = 616,438,540/x
  3. Step 3: Cross multiply
    303,989,835x = 616,438,540 × 616,438,540
  4. Step 4: Simplify right side
    303,989,835x = 379,996,473,597,331,584
  5. Step 5: Solve for x
    x = 379,996,473,597,331,584/303,989,835
  6. Step 6: Final answer
    x = 1,250,030,197.88

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.