Home / 57,302,357.60-85,764,579.60-40,296,245.60

Finding the Fourth Proportional to 57,302,357.60, 85,764,579.60 and 40,296,245.60

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Solution

The fourth proportional to 57,302,357.60, 85,764,579.60 and 40,296,245.60 is: 60,311,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,302,357.60 : 85,764,579.60 = 40,296,245.60 : x
  2. Step 2: Convert to fraction form
    57,302,357.60/85,764,579.60 = 40,296,245.60/x
  3. Step 3: Cross multiply
    57,302,357.60x = 85,764,579.60 × 40,296,245.60
  4. Step 4: Simplify right side
    57,302,357.60x = 3,455,990,563,342,349.50
  5. Step 5: Solve for x
    x = 3,455,990,563,342,349.50/57,302,357.60
  6. Step 6: Final answer
    x = 60,311,489.93

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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.