Home / 140,933,171.40-211,399,757.10-100,118,502.60

Finding the Fourth Proportional to 140,933,171.40, 211,399,757.10 and 100,118,502.60

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Solution

The fourth proportional to 140,933,171.40, 211,399,757.10 and 100,118,502.60 is: 150,177,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,933,171.40 : 211,399,757.10 = 100,118,502.60 : x
  2. Step 2: Convert to fraction form
    140,933,171.40/211,399,757.10 = 100,118,502.60/x
  3. Step 3: Cross multiply
    140,933,171.40x = 211,399,757.10 × 100,118,502.60
  4. Step 4: Simplify right side
    140,933,171.40x = 21,165,027,130,855,716
  5. Step 5: Solve for x
    x = 21,165,027,130,855,716/140,933,171.40
  6. Step 6: Final answer
    x = 150,177,753.90

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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.