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Finding the Fourth Proportional to 365,538,465.60, 549,203,493.60 and 274,839,201.60

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Solution

The fourth proportional to 365,538,465.60, 549,203,493.60 and 274,839,201.60 is: 412,932,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,538,465.60 : 549,203,493.60 = 274,839,201.60 : x
  2. Step 2: Convert to fraction form
    365,538,465.60/549,203,493.60 = 274,839,201.60/x
  3. Step 3: Cross multiply
    365,538,465.60x = 549,203,493.60 × 274,839,201.60
  4. Step 4: Simplify right side
    365,538,465.60x = 150,942,649,696,954,720
  5. Step 5: Solve for x
    x = 150,942,649,696,954,720/365,538,465.60
  6. Step 6: Final answer
    x = 412,932,328.34

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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.