Home / 297,129,233.48-445,705,929.74-75,806,324.69

Finding the Fourth Proportional to 297,129,233.48, 445,705,929.74 and 75,806,324.69

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Solution

The fourth proportional to 297,129,233.48, 445,705,929.74 and 75,806,324.69 is: 113,712,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,129,233.48 : 445,705,929.74 = 75,806,324.69 : x
  2. Step 2: Convert to fraction form
    297,129,233.48/445,705,929.74 = 75,806,324.69/x
  3. Step 3: Cross multiply
    297,129,233.48x = 445,705,929.74 × 75,806,324.69
  4. Step 4: Simplify right side
    297,129,233.48x = 33,787,328,424,089,756
  5. Step 5: Solve for x
    x = 33,787,328,424,089,756/297,129,233.48
  6. Step 6: Final answer
    x = 113,712,568.87

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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.