Home / 297,310,489.30-445,083,935.55-220,971,942.10

Finding the Fourth Proportional to 297,310,489.30, 445,083,935.55 and 220,971,942.10

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Solution

The fourth proportional to 297,310,489.30, 445,083,935.55 and 220,971,942.10 is: 330,802,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,310,489.30 : 445,083,935.55 = 220,971,942.10 : x
  2. Step 2: Convert to fraction form
    297,310,489.30/445,083,935.55 = 220,971,942.10/x
  3. Step 3: Cross multiply
    297,310,489.30x = 445,083,935.55 × 220,971,942.10
  4. Step 4: Simplify right side
    297,310,489.30x = 98,351,061,635,994,736
  5. Step 5: Solve for x
    x = 98,351,061,635,994,736/297,310,489.30
  6. Step 6: Final answer
    x = 330,802,528.59

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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.