Home / 140,940,422.20-211,410,633.30-48,823,982.20

Finding the Fourth Proportional to 140,940,422.20, 211,410,633.30 and 48,823,982.20

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Solution

The fourth proportional to 140,940,422.20, 211,410,633.30 and 48,823,982.20 is: 73,235,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,940,422.20 : 211,410,633.30 = 48,823,982.20 : x
  2. Step 2: Convert to fraction form
    140,940,422.20/211,410,633.30 = 48,823,982.20/x
  3. Step 3: Cross multiply
    140,940,422.20x = 211,410,633.30 × 48,823,982.20
  4. Step 4: Simplify right side
    140,940,422.20x = 10,321,908,997,129,928
  5. Step 5: Solve for x
    x = 10,321,908,997,129,928/140,940,422.20
  6. Step 6: Final answer
    x = 73,235,973.30

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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.