Home / 664,302,415.35-996,453,623.03-204,180,797.55

Finding the Fourth Proportional to 664,302,415.35, 996,453,623.03 and 204,180,797.55

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Solution

The fourth proportional to 664,302,415.35, 996,453,623.03 and 204,180,797.55 is: 306,271,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,415.35 : 996,453,623.03 = 204,180,797.55 : x
  2. Step 2: Convert to fraction form
    664,302,415.35/996,453,623.03 = 204,180,797.55/x
  3. Step 3: Cross multiply
    664,302,415.35x = 996,453,623.03 × 204,180,797.55
  4. Step 4: Simplify right side
    664,302,415.35x = 203,456,695,470,831,552
  5. Step 5: Solve for x
    x = 203,456,695,470,831,552/664,302,415.35
  6. Step 6: Final answer
    x = 306,271,196.33

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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.