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Finding the Third Proportional to 80,758,426 and 176,133,554

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Solution

The third proportional to 80,758,426 and 176,133,554 is: 384,146,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,758,426 : 176,133,554 = 176,133,554 : x
  2. Step 2: Convert to fraction form
    80,758,426/176,133,554 = 176,133,554/x
  3. Step 3: Cross multiply
    80,758,426x = 176,133,554 × 176,133,554
  4. Step 4: Simplify right side
    80,758,426x = 31,023,028,844,670,916
  5. Step 5: Solve for x
    x = 31,023,028,844,670,916/80,758,426
  6. Step 6: Final answer
    x = 384,146,031.33

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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.