Home / 484,498,145,209.70-726,747,217,814.55-325,810,712,915.30

Finding the Fourth Proportional to 484,498,145,209.70, 726,747,217,814.55 and 325,810,712,915.30

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Solution

The fourth proportional to 484,498,145,209.70, 726,747,217,814.55 and 325,810,712,915.30 is: 488,716,069,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,498,145,209.70 : 726,747,217,814.55 = 325,810,712,915.30 : x
  2. Step 2: Convert to fraction form
    484,498,145,209.70/726,747,217,814.55 = 325,810,712,915.30/x
  3. Step 3: Cross multiply
    484,498,145,209.70x = 726,747,217,814.55 × 325,810,712,915.30
  4. Step 4: Simplify right side
    484,498,145,209.70x = 236,782,029,145,369,351,290,880
  5. Step 5: Solve for x
    x = 236,782,029,145,369,351,290,880/484,498,145,209.70
  6. Step 6: Final answer
    x = 488,716,069,372.95

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Double scale
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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.