Home / 170,821,436.60-256,207,271.70-49,640,252.60

Finding the Fourth Proportional to 170,821,436.60, 256,207,271.70 and 49,640,252.60

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Solution

The fourth proportional to 170,821,436.60, 256,207,271.70 and 49,640,252.60 is: 74,453,147.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821,436.60 : 256,207,271.70 = 49,640,252.60 : x
  2. Step 2: Convert to fraction form
    170,821,436.60/256,207,271.70 = 49,640,252.60/x
  3. Step 3: Cross multiply
    170,821,436.60x = 256,207,271.70 × 49,640,252.60
  4. Step 4: Simplify right side
    170,821,436.60x = 12,718,193,685,144,832
  5. Step 5: Solve for x
    x = 12,718,193,685,144,832/170,821,436.60
  6. Step 6: Final answer
    x = 74,453,147.91

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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.