Home / 169,314,849.20-253,972,273.80-54,311,016.80

Finding the Fourth Proportional to 169,314,849.20, 253,972,273.80 and 54,311,016.80

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Solution

The fourth proportional to 169,314,849.20, 253,972,273.80 and 54,311,016.80 is: 81,466,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,314,849.20 : 253,972,273.80 = 54,311,016.80 : x
  2. Step 2: Convert to fraction form
    169,314,849.20/253,972,273.80 = 54,311,016.80/x
  3. Step 3: Cross multiply
    169,314,849.20x = 253,972,273.80 × 54,311,016.80
  4. Step 4: Simplify right side
    169,314,849.20x = 13,793,492,429,086,000
  5. Step 5: Solve for x
    x = 13,793,492,429,086,000/169,314,849.20
  6. Step 6: Final answer
    x = 81,466,525.20

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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.