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Finding the Third Proportional to 153,043,975,151 and 331,554,415,675

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Solution

The third proportional to 153,043,975,151 and 331,554,415,675 is: 718,279,373,265.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,043,975,151 : 331,554,415,675 = 331,554,415,675 : x
  2. Step 2: Convert to fraction form
    153,043,975,151/331,554,415,675 = 331,554,415,675/x
  3. Step 3: Cross multiply
    153,043,975,151x = 331,554,415,675 × 331,554,415,675
  4. Step 4: Simplify right side
    153,043,975,151x = 109,928,330,553,590,691,135,488
  5. Step 5: Solve for x
    x = 109,928,330,553,590,691,135,488/153,043,975,151
  6. Step 6: Final answer
    x = 718,279,373,265.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.