Home / 219,143,359.92-328,637,504.22-63,664,821.03

Finding the Fourth Proportional to 219,143,359.92, 328,637,504.22 and 63,664,821.03

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Solution

The fourth proportional to 219,143,359.92, 328,637,504.22 and 63,664,821.03 is: 95,474,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,143,359.92 : 328,637,504.22 = 63,664,821.03 : x
  2. Step 2: Convert to fraction form
    219,143,359.92/328,637,504.22 = 63,664,821.03/x
  3. Step 3: Cross multiply
    219,143,359.92x = 328,637,504.22 × 63,664,821.03
  4. Step 4: Simplify right side
    219,143,359.92x = 20,922,647,889,912,172
  5. Step 5: Solve for x
    x = 20,922,647,889,912,172/219,143,359.92
  6. Step 6: Final answer
    x = 95,474,706.14

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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.