Home / 268,599,500.20-402,899,250.30-186,970,162.60

Finding the Fourth Proportional to 268,599,500.20, 402,899,250.30 and 186,970,162.60

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Solution

The fourth proportional to 268,599,500.20, 402,899,250.30 and 186,970,162.60 is: 280,455,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,599,500.20 : 402,899,250.30 = 186,970,162.60 : x
  2. Step 2: Convert to fraction form
    268,599,500.20/402,899,250.30 = 186,970,162.60/x
  3. Step 3: Cross multiply
    268,599,500.20x = 402,899,250.30 × 186,970,162.60
  4. Step 4: Simplify right side
    268,599,500.20x = 75,330,138,340,009,104
  5. Step 5: Solve for x
    x = 75,330,138,340,009,104/268,599,500.20
  6. Step 6: Final answer
    x = 280,455,243.90

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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.