Home / 171,089,865.88-256,532,311.94-54,454,841.72

Finding the Fourth Proportional to 171,089,865.88, 256,532,311.94 and 54,454,841.72

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Solution

The fourth proportional to 171,089,865.88, 256,532,311.94 and 54,454,841.72 is: 81,649,642.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,089,865.88 : 256,532,311.94 = 54,454,841.72 : x
  2. Step 2: Convert to fraction form
    171,089,865.88/256,532,311.94 = 54,454,841.72/x
  3. Step 3: Cross multiply
    171,089,865.88x = 256,532,311.94 × 54,454,841.72
  4. Step 4: Simplify right side
    171,089,865.88x = 13,969,426,442,758,366
  5. Step 5: Solve for x
    x = 13,969,426,442,758,366/171,089,865.88
  6. Step 6: Final answer
    x = 81,649,642.84

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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.