Home / 264,653,856.20-397,405,937.10-200,030,630.60

Finding the Fourth Proportional to 264,653,856.20, 397,405,937.10 and 200,030,630.60

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Solution

The fourth proportional to 264,653,856.20, 397,405,937.10 and 200,030,630.60 is: 300,367,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,653,856.20 : 397,405,937.10 = 200,030,630.60 : x
  2. Step 2: Convert to fraction form
    264,653,856.20/397,405,937.10 = 200,030,630.60/x
  3. Step 3: Cross multiply
    264,653,856.20x = 397,405,937.10 × 200,030,630.60
  4. Step 4: Simplify right side
    264,653,856.20x = 79,493,360,202,296,944
  5. Step 5: Solve for x
    x = 79,493,360,202,296,944/264,653,856.20
  6. Step 6: Final answer
    x = 300,367,284.81

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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.