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Finding the Third Proportional to 123,435,054 and 168,124,311

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Solution

The third proportional to 123,435,054 and 168,124,311 is: 228,993,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,435,054 : 168,124,311 = 168,124,311 : x
  2. Step 2: Convert to fraction form
    123,435,054/168,124,311 = 168,124,311/x
  3. Step 3: Cross multiply
    123,435,054x = 168,124,311 × 168,124,311
  4. Step 4: Simplify right side
    123,435,054x = 28,265,783,949,224,720
  5. Step 5: Solve for x
    x = 28,265,783,949,224,720/123,435,054
  6. Step 6: Final answer
    x = 228,993,167.12

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.