Home / 171,089,871.40-256,532,320.22-54,454,847.23

Finding the Fourth Proportional to 171,089,871.40, 256,532,320.22 and 54,454,847.23

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Solution

The fourth proportional to 171,089,871.40, 256,532,320.22 and 54,454,847.23 is: 81,649,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,089,871.40 : 256,532,320.22 = 54,454,847.23 : x
  2. Step 2: Convert to fraction form
    171,089,871.40/256,532,320.22 = 54,454,847.23/x
  3. Step 3: Cross multiply
    171,089,871.40x = 256,532,320.22 × 54,454,847.23
  4. Step 4: Simplify right side
    171,089,871.40x = 13,969,428,306,632,346
  5. Step 5: Solve for x
    x = 13,969,428,306,632,346/171,089,871.40
  6. Step 6: Final answer
    x = 81,649,651.10

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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.