Home / 219,027,614.20-328,541,421.30-57,485,879.80

Finding the Fourth Proportional to 219,027,614.20, 328,541,421.30 and 57,485,879.80

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Solution

The fourth proportional to 219,027,614.20, 328,541,421.30 and 57,485,879.80 is: 86,228,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,027,614.20 : 328,541,421.30 = 57,485,879.80 : x
  2. Step 2: Convert to fraction form
    219,027,614.20/328,541,421.30 = 57,485,879.80/x
  3. Step 3: Cross multiply
    219,027,614.20x = 328,541,421.30 × 57,485,879.80
  4. Step 4: Simplify right side
    219,027,614.20x = 18,886,492,654,172,960
  5. Step 5: Solve for x
    x = 18,886,492,654,172,960/219,027,614.20
  6. Step 6: Final answer
    x = 86,228,819.70

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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.