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Finding the Third Proportional to 79,342,094 and 122,603,763

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Solution

The third proportional to 79,342,094 and 122,603,763 is: 189,454,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,342,094 : 122,603,763 = 122,603,763 : x
  2. Step 2: Convert to fraction form
    79,342,094/122,603,763 = 122,603,763/x
  3. Step 3: Cross multiply
    79,342,094x = 122,603,763 × 122,603,763
  4. Step 4: Simplify right side
    79,342,094x = 15,031,682,701,760,168
  5. Step 5: Solve for x
    x = 15,031,682,701,760,168/79,342,094
  6. Step 6: Final answer
    x = 189,454,070.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.