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Finding the Third Proportional to 151,378,148 and 331,414,725

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Solution

The third proportional to 151,378,148 and 331,414,725 is: 725,571,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,378,148 : 331,414,725 = 331,414,725 : x
  2. Step 2: Convert to fraction form
    151,378,148/331,414,725 = 331,414,725/x
  3. Step 3: Cross multiply
    151,378,148x = 331,414,725 × 331,414,725
  4. Step 4: Simplify right side
    151,378,148x = 109,835,719,946,825,632
  5. Step 5: Solve for x
    x = 109,835,719,946,825,632/151,378,148
  6. Step 6: Final answer
    x = 725,571,830.53

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.