Home / 489,907,344.20-734,861,016.30-296,037,667.40

Finding the Fourth Proportional to 489,907,344.20, 734,861,016.30 and 296,037,667.40

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Solution

The fourth proportional to 489,907,344.20, 734,861,016.30 and 296,037,667.40 is: 444,056,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,907,344.20 : 734,861,016.30 = 296,037,667.40 : x
  2. Step 2: Convert to fraction form
    489,907,344.20/734,861,016.30 = 296,037,667.40/x
  3. Step 3: Cross multiply
    489,907,344.20x = 734,861,016.30 × 296,037,667.40
  4. Step 4: Simplify right side
    489,907,344.20x = 217,546,541,128,645,344
  5. Step 5: Solve for x
    x = 217,546,541,128,645,344/489,907,344.20
  6. Step 6: Final answer
    x = 444,056,501.10

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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.