Home / 442,624,651.20-664,362,129.60-224,521,264.80

Finding the Fourth Proportional to 442,624,651.20, 664,362,129.60 and 224,521,264.80

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Solution

The fourth proportional to 442,624,651.20, 664,362,129.60 and 224,521,264.80 is: 336,997,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,624,651.20 : 664,362,129.60 = 224,521,264.80 : x
  2. Step 2: Convert to fraction form
    442,624,651.20/664,362,129.60 = 224,521,264.80/x
  3. Step 3: Cross multiply
    442,624,651.20x = 664,362,129.60 × 224,521,264.80
  4. Step 4: Simplify right side
    442,624,651.20x = 149,163,425,623,013,536
  5. Step 5: Solve for x
    x = 149,163,425,623,013,536/442,624,651.20
  6. Step 6: Final answer
    x = 336,997,555.87

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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.