Home / 223,410,494.94-308,309,320.32-122,950,498.68

Finding the Fourth Proportional to 223,410,494.94, 308,309,320.32 and 122,950,498.68

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Solution

The fourth proportional to 223,410,494.94, 308,309,320.32 and 122,950,498.68 is: 169,673,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,410,494.94 : 308,309,320.32 = 122,950,498.68 : x
  2. Step 2: Convert to fraction form
    223,410,494.94/308,309,320.32 = 122,950,498.68/x
  3. Step 3: Cross multiply
    223,410,494.94x = 308,309,320.32 × 122,950,498.68
  4. Step 4: Simplify right side
    223,410,494.94x = 37,906,784,681,035,856
  5. Step 5: Solve for x
    x = 37,906,784,681,035,856/223,410,494.94
  6. Step 6: Final answer
    x = 169,673,249.64

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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.