Home / 172,774,028.80-259,161,043.20-167,991,059.80

Finding the Fourth Proportional to 172,774,028.80, 259,161,043.20 and 167,991,059.80

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Solution

The fourth proportional to 172,774,028.80, 259,161,043.20 and 167,991,059.80 is: 251,986,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,774,028.80 : 259,161,043.20 = 167,991,059.80 : x
  2. Step 2: Convert to fraction form
    172,774,028.80/259,161,043.20 = 167,991,059.80/x
  3. Step 3: Cross multiply
    172,774,028.80x = 259,161,043.20 × 167,991,059.80
  4. Step 4: Simplify right side
    172,774,028.80x = 43,536,738,306,041,584
  5. Step 5: Solve for x
    x = 43,536,738,306,041,584/172,774,028.80
  6. Step 6: Final answer
    x = 251,986,589.70

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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.