Home / 167,327,439.20-250,991,158.80-76,628,175.20

Finding the Fourth Proportional to 167,327,439.20, 250,991,158.80 and 76,628,175.20

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Solution

The fourth proportional to 167,327,439.20, 250,991,158.80 and 76,628,175.20 is: 114,942,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,327,439.20 : 250,991,158.80 = 76,628,175.20 : x
  2. Step 2: Convert to fraction form
    167,327,439.20/250,991,158.80 = 76,628,175.20/x
  3. Step 3: Cross multiply
    167,327,439.20x = 250,991,158.80 × 76,628,175.20
  4. Step 4: Simplify right side
    167,327,439.20x = 19,232,994,490,177,424
  5. Step 5: Solve for x
    x = 19,232,994,490,177,424/167,327,439.20
  6. Step 6: Final answer
    x = 114,942,262.80

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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.