Home / 669,104,392.66-1,003,311,976.08-300,323,198.02

Finding the Fourth Proportional to 669,104,392.66, 1,003,311,976.08 and 300,323,198.02

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Solution

The fourth proportional to 669,104,392.66, 1,003,311,976.08 and 300,323,198.02 is: 450,330,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,104,392.66 : 1,003,311,976.08 = 300,323,198.02 : x
  2. Step 2: Convert to fraction form
    669,104,392.66/1,003,311,976.08 = 300,323,198.02/x
  3. Step 3: Cross multiply
    669,104,392.66x = 1,003,311,976.08 × 300,323,198.02
  4. Step 4: Simplify right side
    669,104,392.66x = 301,317,861,268,111,360
  5. Step 5: Solve for x
    x = 301,317,861,268,111,360/669,104,392.66
  6. Step 6: Final answer
    x = 450,330,119.74

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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.