Home / 141,101,110.60-211,651,665.90-100,491,728.20

Finding the Fourth Proportional to 141,101,110.60, 211,651,665.90 and 100,491,728.20

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Solution

The fourth proportional to 141,101,110.60, 211,651,665.90 and 100,491,728.20 is: 150,737,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,101,110.60 : 211,651,665.90 = 100,491,728.20 : x
  2. Step 2: Convert to fraction form
    141,101,110.60/211,651,665.90 = 100,491,728.20/x
  3. Step 3: Cross multiply
    141,101,110.60x = 211,651,665.90 × 100,491,728.20
  4. Step 4: Simplify right side
    141,101,110.60x = 21,269,241,682,700,008
  5. Step 5: Solve for x
    x = 21,269,241,682,700,008/141,101,110.60
  6. Step 6: Final answer
    x = 150,737,592.30

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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.