Home / 489,907,324.20-734,860,986.30-296,037,647.40

Finding the Fourth Proportional to 489,907,324.20, 734,860,986.30 and 296,037,647.40

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Solution

The fourth proportional to 489,907,324.20, 734,860,986.30 and 296,037,647.40 is: 444,056,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,907,324.20 : 734,860,986.30 = 296,037,647.40 : x
  2. Step 2: Convert to fraction form
    489,907,324.20/734,860,986.30 = 296,037,647.40/x
  3. Step 3: Cross multiply
    489,907,324.20x = 734,860,986.30 × 296,037,647.40
  4. Step 4: Simplify right side
    489,907,324.20x = 217,546,517,550,295,584
  5. Step 5: Solve for x
    x = 217,546,517,550,295,584/489,907,324.20
  6. Step 6: Final answer
    x = 444,056,471.10

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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.