Home / 170,821,653.60-256,207,597.20-49,640,469.60

Finding the Fourth Proportional to 170,821,653.60, 256,207,597.20 and 49,640,469.60

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Solution

The fourth proportional to 170,821,653.60, 256,207,597.20 and 49,640,469.60 is: 74,453,473.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821,653.60 : 256,207,597.20 = 49,640,469.60 : x
  2. Step 2: Convert to fraction form
    170,821,653.60/256,207,597.20 = 49,640,469.60/x
  3. Step 3: Cross multiply
    170,821,653.60x = 256,207,597.20 × 49,640,469.60
  4. Step 4: Simplify right side
    170,821,653.60x = 12,718,265,440,095,644
  5. Step 5: Solve for x
    x = 12,718,265,440,095,644/170,821,653.60
  6. Step 6: Final answer
    x = 74,453,473.39

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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.