Home / 87,415,428.60-131,202,458.10-44,314,615.80

Finding the Fourth Proportional to 87,415,428.60, 131,202,458.10 and 44,314,615.80

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Solution

The fourth proportional to 87,415,428.60, 131,202,458.10 and 44,314,615.80 is: 66,512,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,415,428.60 : 131,202,458.10 = 44,314,615.80 : x
  2. Step 2: Convert to fraction form
    87,415,428.60/131,202,458.10 = 44,314,615.80/x
  3. Step 3: Cross multiply
    87,415,428.60x = 131,202,458.10 × 44,314,615.80
  4. Step 4: Simplify right side
    87,415,428.60x = 5,814,186,522,717,097
  5. Step 5: Solve for x
    x = 5,814,186,522,717,097/87,415,428.60
  6. Step 6: Final answer
    x = 66,512,131.96

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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.