Home / 171,089,864.88-256,532,310.44-54,454,840.72

Finding the Fourth Proportional to 171,089,864.88, 256,532,310.44 and 54,454,840.72

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Solution

The fourth proportional to 171,089,864.88, 256,532,310.44 and 54,454,840.72 is: 81,649,641.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,089,864.88 : 256,532,310.44 = 54,454,840.72 : x
  2. Step 2: Convert to fraction form
    171,089,864.88/256,532,310.44 = 54,454,840.72/x
  3. Step 3: Cross multiply
    171,089,864.88x = 256,532,310.44 × 54,454,840.72
  4. Step 4: Simplify right side
    171,089,864.88x = 13,969,426,104,543,792
  5. Step 5: Solve for x
    x = 13,969,426,104,543,792/171,089,864.88
  6. Step 6: Final answer
    x = 81,649,641.34

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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.