Home / 179,503,372.78-268,702,814.16-117,120,361.14

Finding the Fourth Proportional to 179,503,372.78, 268,702,814.16 and 117,120,361.14

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Solution

The fourth proportional to 179,503,372.78, 268,702,814.16 and 117,120,361.14 is: 175,320,219.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,503,372.78 : 268,702,814.16 = 117,120,361.14 : x
  2. Step 2: Convert to fraction form
    179,503,372.78/268,702,814.16 = 117,120,361.14/x
  3. Step 3: Cross multiply
    179,503,372.78x = 268,702,814.16 × 117,120,361.14
  4. Step 4: Simplify right side
    179,503,372.78x = 31,470,570,633,753,508
  5. Step 5: Solve for x
    x = 31,470,570,633,753,508/179,503,372.78
  6. Step 6: Final answer
    x = 175,320,219.04

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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.