Home / 223,410,487.71-308,309,310.40-122,950,491.44

Finding the Fourth Proportional to 223,410,487.71, 308,309,310.40 and 122,950,491.44

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Solution

The fourth proportional to 223,410,487.71, 308,309,310.40 and 122,950,491.44 is: 169,673,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,410,487.71 : 308,309,310.40 = 122,950,491.44 : x
  2. Step 2: Convert to fraction form
    223,410,487.71/308,309,310.40 = 122,950,491.44/x
  3. Step 3: Cross multiply
    223,410,487.71x = 308,309,310.40 × 122,950,491.44
  4. Step 4: Simplify right side
    223,410,487.71x = 37,906,781,229,207,496
  5. Step 5: Solve for x
    x = 37,906,781,229,207,496/223,410,487.71
  6. Step 6: Final answer
    x = 169,673,239.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.