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Finding the Fourth Proportional to 129,848,776,064.70, 194,463,227,705.85 and 129,848,776,064.70

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Solution

The fourth proportional to 129,848,776,064.70, 194,463,227,705.85 and 129,848,776,064.70 is: 194,463,227,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,848,776,064.70 : 194,463,227,705.85 = 129,848,776,064.70 : x
  2. Step 2: Convert to fraction form
    129,848,776,064.70/194,463,227,705.85 = 129,848,776,064.70/x
  3. Step 3: Cross multiply
    129,848,776,064.70x = 194,463,227,705.85 × 129,848,776,064.70
  4. Step 4: Simplify right side
    129,848,776,064.70x = 25,250,812,107,195,682,914,304
  5. Step 5: Solve for x
    x = 25,250,812,107,195,682,914,304/129,848,776,064.70
  6. Step 6: Final answer
    x = 194,463,227,705.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.