Home / 262,228,330.20-393,342,495.30-80,451,888.60

Finding the Fourth Proportional to 262,228,330.20, 393,342,495.30 and 80,451,888.60

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Solution

The fourth proportional to 262,228,330.20, 393,342,495.30 and 80,451,888.60 is: 120,677,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,228,330.20 : 393,342,495.30 = 80,451,888.60 : x
  2. Step 2: Convert to fraction form
    262,228,330.20/393,342,495.30 = 80,451,888.60/x
  3. Step 3: Cross multiply
    262,228,330.20x = 393,342,495.30 × 80,451,888.60
  4. Step 4: Simplify right side
    262,228,330.20x = 31,645,146,613,521,624
  5. Step 5: Solve for x
    x = 31,645,146,613,521,624/262,228,330.20
  6. Step 6: Final answer
    x = 120,677,832.90

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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.