Home / 223,410,486.71-308,309,309.02-122,950,490.44

Finding the Fourth Proportional to 223,410,486.71, 308,309,309.02 and 122,950,490.44

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Solution

The fourth proportional to 223,410,486.71, 308,309,309.02 and 122,950,490.44 is: 169,673,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,410,486.71 : 308,309,309.02 = 122,950,490.44 : x
  2. Step 2: Convert to fraction form
    223,410,486.71/308,309,309.02 = 122,950,490.44/x
  3. Step 3: Cross multiply
    223,410,486.71x = 308,309,309.02 × 122,950,490.44
  4. Step 4: Simplify right side
    223,410,486.71x = 37,906,780,751,226,512
  5. Step 5: Solve for x
    x = 37,906,780,751,226,512/223,410,486.71
  6. Step 6: Final answer
    x = 169,673,238.30

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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.