Home / 221,184,137.73-331,830,224.64-73,631,412.62

Finding the Fourth Proportional to 221,184,137.73, 331,830,224.64 and 73,631,412.62

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Solution

The fourth proportional to 221,184,137.73, 331,830,224.64 and 73,631,412.62 is: 110,465,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,184,137.73 : 331,830,224.64 = 73,631,412.62 : x
  2. Step 2: Convert to fraction form
    221,184,137.73/331,830,224.64 = 73,631,412.62/x
  3. Step 3: Cross multiply
    221,184,137.73x = 331,830,224.64 × 73,631,412.62
  4. Step 4: Simplify right side
    221,184,137.73x = 24,433,128,189,840,344
  5. Step 5: Solve for x
    x = 24,433,128,189,840,344/221,184,137.73
  6. Step 6: Final answer
    x = 110,465,101.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.