Home / 214,844,647.46-321,624,633.08-131,584,239.18

Finding the Fourth Proportional to 214,844,647.46, 321,624,633.08 and 131,584,239.18

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Solution

The fourth proportional to 214,844,647.46, 321,624,633.08 and 131,584,239.18 is: 196,982,950.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,844,647.46 : 321,624,633.08 = 131,584,239.18 : x
  2. Step 2: Convert to fraction form
    214,844,647.46/321,624,633.08 = 131,584,239.18/x
  3. Step 3: Cross multiply
    214,844,647.46x = 321,624,633.08 × 131,584,239.18
  4. Step 4: Simplify right side
    214,844,647.46x = 42,320,732,645,707,424
  5. Step 5: Solve for x
    x = 42,320,732,645,707,424/214,844,647.46
  6. Step 6: Final answer
    x = 196,982,950.92

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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.