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Finding the Third Proportional to 153,776,168 and 336,761,902

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Solution

The third proportional to 153,776,168 and 336,761,902 is: 737,491,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,776,168 : 336,761,902 = 336,761,902 : x
  2. Step 2: Convert to fraction form
    153,776,168/336,761,902 = 336,761,902/x
  3. Step 3: Cross multiply
    153,776,168x = 336,761,902 × 336,761,902
  4. Step 4: Simplify right side
    153,776,168x = 113,408,578,638,657,600
  5. Step 5: Solve for x
    x = 113,408,578,638,657,600/153,776,168
  6. Step 6: Final answer
    x = 737,491,251.82

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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.