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Finding the Third Proportional to 155,278,418 and 332,369,764

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Solution

The third proportional to 155,278,418 and 332,369,764 is: 711,429,582.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,278,418 : 332,369,764 = 332,369,764 : x
  2. Step 2: Convert to fraction form
    155,278,418/332,369,764 = 332,369,764/x
  3. Step 3: Cross multiply
    155,278,418x = 332,369,764 × 332,369,764
  4. Step 4: Simplify right side
    155,278,418x = 110,469,660,021,415,696
  5. Step 5: Solve for x
    x = 110,469,660,021,415,696/155,278,418
  6. Step 6: Final answer
    x = 711,429,582.06

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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.