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Finding the Third Proportional to 303,778,704.38 and 662,752,778.06

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Solution

The third proportional to 303,778,704.38 and 662,752,778.06 is: 1,445,925,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,778,704.38 : 662,752,778.06 = 662,752,778.06 : x
  2. Step 2: Convert to fraction form
    303,778,704.38/662,752,778.06 = 662,752,778.06/x
  3. Step 3: Cross multiply
    303,778,704.38x = 662,752,778.06 × 662,752,778.06
  4. Step 4: Simplify right side
    303,778,704.38x = 439,241,244,829,561,408
  5. Step 5: Solve for x
    x = 439,241,244,829,561,408/303,778,704.38
  6. Step 6: Final answer
    x = 1,445,925,071.45

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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.