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Finding the Third Proportional to 79,562,091 and 171,366,522

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Solution

The third proportional to 79,562,091 and 171,366,522 is: 369,101,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,562,091 : 171,366,522 = 171,366,522 : x
  2. Step 2: Convert to fraction form
    79,562,091/171,366,522 = 171,366,522/x
  3. Step 3: Cross multiply
    79,562,091x = 171,366,522 × 171,366,522
  4. Step 4: Simplify right side
    79,562,091x = 29,366,484,862,376,484
  5. Step 5: Solve for x
    x = 29,366,484,862,376,484/79,562,091
  6. Step 6: Final answer
    x = 369,101,471.48

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.