Home / 173,112,936.72-259,257,247.92-100,175,961.84

Finding the Fourth Proportional to 173,112,936.72, 259,257,247.92 and 100,175,961.84

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Solution

The fourth proportional to 173,112,936.72, 259,257,247.92 and 100,175,961.84 is: 150,025,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,112,936.72 : 259,257,247.92 = 100,175,961.84 : x
  2. Step 2: Convert to fraction form
    173,112,936.72/259,257,247.92 = 100,175,961.84/x
  3. Step 3: Cross multiply
    173,112,936.72x = 259,257,247.92 × 100,175,961.84
  4. Step 4: Simplify right side
    173,112,936.72x = 25,971,344,174,377,340
  5. Step 5: Solve for x
    x = 25,971,344,174,377,340/173,112,936.72
  6. Step 6: Final answer
    x = 150,025,438.11

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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.