Home / 669,911,462.40-1,004,915,188.68-178,622,158.56

Finding the Fourth Proportional to 669,911,462.40, 1,004,915,188.68 and 178,622,158.56

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Solution

The fourth proportional to 669,911,462.40, 1,004,915,188.68 and 178,622,158.56 is: 267,946,035.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,911,462.40 : 1,004,915,188.68 = 178,622,158.56 : x
  2. Step 2: Convert to fraction form
    669,911,462.40/1,004,915,188.68 = 178,622,158.56/x
  3. Step 3: Cross multiply
    669,911,462.40x = 1,004,915,188.68 × 178,622,158.56
  4. Step 4: Simplify right side
    669,911,462.40x = 179,500,120,171,751,264
  5. Step 5: Solve for x
    x = 179,500,120,171,751,264/669,911,462.40
  6. Step 6: Final answer
    x = 267,946,035.03

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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.