Home / 479,162,775-661,244,630.58-259,146,201

Finding the Fourth Proportional to 479,162,775, 661,244,630.58 and 259,146,201

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Solution

The fourth proportional to 479,162,775, 661,244,630.58 and 259,146,201 is: 357,621,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,162,775 : 661,244,630.58 = 259,146,201 : x
  2. Step 2: Convert to fraction form
    479,162,775/661,244,630.58 = 259,146,201/x
  3. Step 3: Cross multiply
    479,162,775x = 661,244,630.58 × 259,146,201
  4. Step 4: Simplify right side
    479,162,775x = 171,359,033,946,455,424
  5. Step 5: Solve for x
    x = 171,359,033,946,455,424/479,162,775
  6. Step 6: Final answer
    x = 357,621,757.96

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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.