Home / 271,600,207.70-407,400,311.55-99,082,649.30

Finding the Fourth Proportional to 271,600,207.70, 407,400,311.55 and 99,082,649.30

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Solution

The fourth proportional to 271,600,207.70, 407,400,311.55 and 99,082,649.30 is: 148,623,973.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,600,207.70 : 407,400,311.55 = 99,082,649.30 : x
  2. Step 2: Convert to fraction form
    271,600,207.70/407,400,311.55 = 99,082,649.30/x
  3. Step 3: Cross multiply
    271,600,207.70x = 407,400,311.55 × 99,082,649.30
  4. Step 4: Simplify right side
    271,600,207.70x = 40,366,302,194,019,392
  5. Step 5: Solve for x
    x = 40,366,302,194,019,392/271,600,207.70
  6. Step 6: Final answer
    x = 148,623,973.95

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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.