Home / 87,804,003.20-131,706,004.80-57,193,001.60

Finding the Fourth Proportional to 87,804,003.20, 131,706,004.80 and 57,193,001.60

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Solution

The fourth proportional to 87,804,003.20, 131,706,004.80 and 57,193,001.60 is: 85,789,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,804,003.20 : 131,706,004.80 = 57,193,001.60 : x
  2. Step 2: Convert to fraction form
    87,804,003.20/131,706,004.80 = 57,193,001.60/x
  3. Step 3: Cross multiply
    87,804,003.20x = 131,706,004.80 × 57,193,001.60
  4. Step 4: Simplify right side
    87,804,003.20x = 7,532,661,743,256,008
  5. Step 5: Solve for x
    x = 7,532,661,743,256,008/87,804,003.20
  6. Step 6: Final answer
    x = 85,789,502.40

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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.