Home / 297,310,494.80-445,083,943.80-220,971,947.60

Finding the Fourth Proportional to 297,310,494.80, 445,083,943.80 and 220,971,947.60

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Solution

The fourth proportional to 297,310,494.80, 445,083,943.80 and 220,971,947.60 is: 330,802,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,310,494.80 : 445,083,943.80 = 220,971,947.60 : x
  2. Step 2: Convert to fraction form
    297,310,494.80/445,083,943.80 = 220,971,947.60/x
  3. Step 3: Cross multiply
    297,310,494.80x = 445,083,943.80 × 220,971,947.60
  4. Step 4: Simplify right side
    297,310,494.80x = 98,351,065,906,974,944
  5. Step 5: Solve for x
    x = 98,351,065,906,974,944/297,310,494.80
  6. Step 6: Final answer
    x = 330,802,536.83

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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.