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Finding the Third Proportional to 172,911,372 and 370,534,752

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Solution

The third proportional to 172,911,372 and 370,534,752 is: 794,025,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,911,372 : 370,534,752 = 370,534,752 : x
  2. Step 2: Convert to fraction form
    172,911,372/370,534,752 = 370,534,752/x
  3. Step 3: Cross multiply
    172,911,372x = 370,534,752 × 370,534,752
  4. Step 4: Simplify right side
    172,911,372x = 137,296,002,439,701,504
  5. Step 5: Solve for x
    x = 137,296,002,439,701,504/172,911,372
  6. Step 6: Final answer
    x = 794,025,290.83

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.