Home / 297,310,493.80-445,083,942.30-220,971,946.60

Finding the Fourth Proportional to 297,310,493.80, 445,083,942.30 and 220,971,946.60

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Solution

The fourth proportional to 297,310,493.80, 445,083,942.30 and 220,971,946.60 is: 330,802,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,310,493.80 : 445,083,942.30 = 220,971,946.60 : x
  2. Step 2: Convert to fraction form
    297,310,493.80/445,083,942.30 = 220,971,946.60/x
  3. Step 3: Cross multiply
    297,310,493.80x = 445,083,942.30 × 220,971,946.60
  4. Step 4: Simplify right side
    297,310,493.80x = 98,351,065,130,433,088
  5. Step 5: Solve for x
    x = 98,351,065,130,433,088/297,310,493.80
  6. Step 6: Final answer
    x = 330,802,535.33

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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.