Home / 320,954,715,286.80-481,564,040,507.40-141,786,142,066.32

Finding the Fourth Proportional to 320,954,715,286.80, 481,564,040,507.40 and 141,786,142,066.32

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Solution

The fourth proportional to 320,954,715,286.80, 481,564,040,507.40 and 141,786,142,066.32 is: 212,737,511,584.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,954,715,286.80 : 481,564,040,507.40 = 141,786,142,066.32 : x
  2. Step 2: Convert to fraction form
    320,954,715,286.80/481,564,040,507.40 = 141,786,142,066.32/x
  3. Step 3: Cross multiply
    320,954,715,286.80x = 481,564,040,507.40 × 141,786,142,066.32
  4. Step 4: Simplify right side
    320,954,715,286.80x = 68,279,107,461,413,303,484,416
  5. Step 5: Solve for x
    x = 68,279,107,461,413,303,484,416/320,954,715,286.80
  6. Step 6: Final answer
    x = 212,737,511,584.46

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