Home / 203,046,628.32-280,204,694.88-116,126,500.32

Finding the Fourth Proportional to 203,046,628.32, 280,204,694.88 and 116,126,500.32

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Solution

The fourth proportional to 203,046,628.32, 280,204,694.88 and 116,126,500.32 is: 160,254,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,046,628.32 : 280,204,694.88 = 116,126,500.32 : x
  2. Step 2: Convert to fraction form
    203,046,628.32/280,204,694.88 = 116,126,500.32/x
  3. Step 3: Cross multiply
    203,046,628.32x = 280,204,694.88 × 116,126,500.32
  4. Step 4: Simplify right side
    203,046,628.32x = 32,539,190,589,647,820
  5. Step 5: Solve for x
    x = 32,539,190,589,647,820/203,046,628.32
  6. Step 6: Final answer
    x = 160,254,769.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.