Home / 141,101,107.60-211,651,661.40-100,491,725.20

Finding the Fourth Proportional to 141,101,107.60, 211,651,661.40 and 100,491,725.20

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Solution

The fourth proportional to 141,101,107.60, 211,651,661.40 and 100,491,725.20 is: 150,737,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,101,107.60 : 211,651,661.40 = 100,491,725.20 : x
  2. Step 2: Convert to fraction form
    141,101,107.60/211,651,661.40 = 100,491,725.20/x
  3. Step 3: Cross multiply
    141,101,107.60x = 211,651,661.40 × 100,491,725.20
  4. Step 4: Simplify right side
    141,101,107.60x = 21,269,240,595,532,248
  5. Step 5: Solve for x
    x = 21,269,240,595,532,248/141,101,107.60
  6. Step 6: Final answer
    x = 150,737,587.80

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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.