Home / 87,575,656.80-131,363,485.20-55,327,029.60

Finding the Fourth Proportional to 87,575,656.80, 131,363,485.20 and 55,327,029.60

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Solution

The fourth proportional to 87,575,656.80, 131,363,485.20 and 55,327,029.60 is: 82,990,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,575,656.80 : 131,363,485.20 = 55,327,029.60 : x
  2. Step 2: Convert to fraction form
    87,575,656.80/131,363,485.20 = 55,327,029.60/x
  3. Step 3: Cross multiply
    87,575,656.80x = 131,363,485.20 × 55,327,029.60
  4. Step 4: Simplify right side
    87,575,656.80x = 7,267,951,434,019,562
  5. Step 5: Solve for x
    x = 7,267,951,434,019,562/87,575,656.80
  6. Step 6: Final answer
    x = 82,990,544.40

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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.