Home / 88,067,520.80-131,676,128.40-65,109,269.60

Finding the Fourth Proportional to 88,067,520.80, 131,676,128.40 and 65,109,269.60

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Solution

The fourth proportional to 88,067,520.80, 131,676,128.40 and 65,109,269.60 is: 97,349,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067,520.80 : 131,676,128.40 = 65,109,269.60 : x
  2. Step 2: Convert to fraction form
    88,067,520.80/131,676,128.40 = 65,109,269.60/x
  3. Step 3: Cross multiply
    88,067,520.80x = 131,676,128.40 × 65,109,269.60
  4. Step 4: Simplify right side
    88,067,520.80x = 8,573,336,543,879,817
  5. Step 5: Solve for x
    x = 8,573,336,543,879,817/88,067,520.80
  6. Step 6: Final answer
    x = 97,349,584.34

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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.