Home / 323,719,388.46-485,738,518.64-151,171,124.58

Finding the Fourth Proportional to 323,719,388.46, 485,738,518.64 and 151,171,124.58

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Solution

The fourth proportional to 323,719,388.46, 485,738,518.64 and 151,171,124.58 is: 226,831,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,719,388.46 : 485,738,518.64 = 151,171,124.58 : x
  2. Step 2: Convert to fraction form
    323,719,388.46/485,738,518.64 = 151,171,124.58/x
  3. Step 3: Cross multiply
    323,719,388.46x = 485,738,518.64 × 151,171,124.58
  4. Step 4: Simplify right side
    323,719,388.46x = 73,429,638,113,876,240
  5. Step 5: Solve for x
    x = 73,429,638,113,876,240/323,719,388.46
  6. Step 6: Final answer
    x = 226,831,140.59

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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.