Home / 232,210,530.88-320,378,389.32-131,722,406.62

Finding the Fourth Proportional to 232,210,530.88, 320,378,389.32 and 131,722,406.62

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Solution

The fourth proportional to 232,210,530.88, 320,378,389.32 and 131,722,406.62 is: 181,735,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,210,530.88 : 320,378,389.32 = 131,722,406.62 : x
  2. Step 2: Convert to fraction form
    232,210,530.88/320,378,389.32 = 131,722,406.62/x
  3. Step 3: Cross multiply
    232,210,530.88x = 320,378,389.32 × 131,722,406.62
  4. Step 4: Simplify right side
    232,210,530.88x = 42,201,012,470,269,704
  5. Step 5: Solve for x
    x = 42,201,012,470,269,704/232,210,530.88
  6. Step 6: Final answer
    x = 181,735,997.55

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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.