Home / 86,865,049.34-130,297,469.42-22,168,861.34

Finding the Fourth Proportional to 86,865,049.34, 130,297,469.42 and 22,168,861.34

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Solution

The fourth proportional to 86,865,049.34, 130,297,469.42 and 22,168,861.34 is: 33,253,265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,865,049.34 : 130,297,469.42 = 22,168,861.34 : x
  2. Step 2: Convert to fraction form
    86,865,049.34/130,297,469.42 = 22,168,861.34/x
  3. Step 3: Cross multiply
    86,865,049.34x = 130,297,469.42 × 22,168,861.34
  4. Step 4: Simplify right side
    86,865,049.34x = 2,888,546,531,762,539
  5. Step 5: Solve for x
    x = 2,888,546,531,762,539/86,865,049.34
  6. Step 6: Final answer
    x = 33,253,265.31

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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.