Home / 169,214,672.20-253,840,670.70-54,179,638.60

Finding the Fourth Proportional to 169,214,672.20, 253,840,670.70 and 54,179,638.60

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Solution

The fourth proportional to 169,214,672.20, 253,840,670.70 and 54,179,638.60 is: 81,275,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,214,672.20 : 253,840,670.70 = 54,179,638.60 : x
  2. Step 2: Convert to fraction form
    169,214,672.20/253,840,670.70 = 54,179,638.60/x
  3. Step 3: Cross multiply
    169,214,672.20x = 253,840,670.70 × 54,179,638.60
  4. Step 4: Simplify right side
    169,214,672.20x = 13,752,995,800,507,608
  5. Step 5: Solve for x
    x = 13,752,995,800,507,608/169,214,672.20
  6. Step 6: Final answer
    x = 81,275,433.28

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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.