Home / 86,987,827.44-130,532,621.72-32,438,098.80

Finding the Fourth Proportional to 86,987,827.44, 130,532,621.72 and 32,438,098.80

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Solution

The fourth proportional to 86,987,827.44, 130,532,621.72 and 32,438,098.80 is: 48,676,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,987,827.44 : 130,532,621.72 = 32,438,098.80 : x
  2. Step 2: Convert to fraction form
    86,987,827.44/130,532,621.72 = 32,438,098.80/x
  3. Step 3: Cross multiply
    86,987,827.44x = 130,532,621.72 × 32,438,098.80
  4. Step 4: Simplify right side
    86,987,827.44x = 4,234,230,079,814,195.50
  5. Step 5: Solve for x
    x = 4,234,230,079,814,195.50/86,987,827.44
  6. Step 6: Final answer
    x = 48,676,121.76

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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.