Home / 211,645,234.58-317,344,291.83-82,101,471.66

Finding the Fourth Proportional to 211,645,234.58, 317,344,291.83 and 82,101,471.66

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Solution

The fourth proportional to 211,645,234.58, 317,344,291.83 and 82,101,471.66 is: 123,104,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,645,234.58 : 317,344,291.83 = 82,101,471.66 : x
  2. Step 2: Convert to fraction form
    211,645,234.58/317,344,291.83 = 82,101,471.66/x
  3. Step 3: Cross multiply
    211,645,234.58x = 317,344,291.83 × 82,101,471.66
  4. Step 4: Simplify right side
    211,645,234.58x = 26,054,433,382,143,512
  5. Step 5: Solve for x
    x = 26,054,433,382,143,512/211,645,234.58
  6. Step 6: Final answer
    x = 123,104,276.05

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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.