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Finding the Third Proportional to 153,776,156 and 336,761,878

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Solution

The third proportional to 153,776,156 and 336,761,878 is: 737,491,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,776,156 : 336,761,878 = 336,761,878 : x
  2. Step 2: Convert to fraction form
    153,776,156/336,761,878 = 336,761,878/x
  3. Step 3: Cross multiply
    153,776,156x = 336,761,878 × 336,761,878
  4. Step 4: Simplify right side
    153,776,156x = 113,408,562,474,086,880
  5. Step 5: Solve for x
    x = 113,408,562,474,086,880/153,776,156
  6. Step 6: Final answer
    x = 737,491,204.25

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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.