Home / 169,067,999.20-253,601,998.80-54,056,293.60

Finding the Fourth Proportional to 169,067,999.20, 253,601,998.80 and 54,056,293.60

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Solution

The fourth proportional to 169,067,999.20, 253,601,998.80 and 54,056,293.60 is: 81,084,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,067,999.20 : 253,601,998.80 = 54,056,293.60 : x
  2. Step 2: Convert to fraction form
    169,067,999.20/253,601,998.80 = 54,056,293.60/x
  3. Step 3: Cross multiply
    169,067,999.20x = 253,601,998.80 × 54,056,293.60
  4. Step 4: Simplify right side
    169,067,999.20x = 13,708,784,104,679,648
  5. Step 5: Solve for x
    x = 13,708,784,104,679,648/169,067,999.20
  6. Step 6: Final answer
    x = 81,084,440.40

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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.