Home / 223,410,487.96-308,309,310.74-122,950,491.69

Finding the Fourth Proportional to 223,410,487.96, 308,309,310.74 and 122,950,491.69

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Solution

The fourth proportional to 223,410,487.96, 308,309,310.74 and 122,950,491.69 is: 169,673,240.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,410,487.96 : 308,309,310.74 = 122,950,491.69 : x
  2. Step 2: Convert to fraction form
    223,410,487.96/308,309,310.74 = 122,950,491.69/x
  3. Step 3: Cross multiply
    223,410,487.96x = 308,309,310.74 × 122,950,491.69
  4. Step 4: Simplify right side
    223,410,487.96x = 37,906,781,348,395,376
  5. Step 5: Solve for x
    x = 37,906,781,348,395,376/223,410,487.96
  6. Step 6: Final answer
    x = 169,673,240.03

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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.