Home / 212,267,304,553.05-318,400,956,829.57-164,847,036,699.45

Finding the Fourth Proportional to 212,267,304,553.05, 318,400,956,829.57 and 164,847,036,699.45

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Solution

The fourth proportional to 212,267,304,553.05, 318,400,956,829.57 and 164,847,036,699.45 is: 247,270,555,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,267,304,553.05 : 318,400,956,829.57 = 164,847,036,699.45 : x
  2. Step 2: Convert to fraction form
    212,267,304,553.05/318,400,956,829.57 = 164,847,036,699.45/x
  3. Step 3: Cross multiply
    212,267,304,553.05x = 318,400,956,829.57 × 164,847,036,699.45
  4. Step 4: Simplify right side
    212,267,304,553.05x = 52,487,454,215,624,122,695,680
  5. Step 5: Solve for x
    x = 52,487,454,215,624,122,695,680/212,267,304,553.05
  6. Step 6: Final answer
    x = 247,270,555,049.17

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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.