Home / 43,468,163.60-65,202,245.40-28,162,662.80

Finding the Fourth Proportional to 43,468,163.60, 65,202,245.40 and 28,162,662.80

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Solution

The fourth proportional to 43,468,163.60, 65,202,245.40 and 28,162,662.80 is: 42,243,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,468,163.60 : 65,202,245.40 = 28,162,662.80 : x
  2. Step 2: Convert to fraction form
    43,468,163.60/65,202,245.40 = 28,162,662.80/x
  3. Step 3: Cross multiply
    43,468,163.60x = 65,202,245.40 × 28,162,662.80
  4. Step 4: Simplify right side
    43,468,163.60x = 1,836,268,851,003,051.25
  5. Step 5: Solve for x
    x = 1,836,268,851,003,051.25/43,468,163.60
  6. Step 6: Final answer
    x = 42,243,994.20

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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.