Home / 170,120,512.35-255,180,768.53-170,120,512.35

Finding the Fourth Proportional to 170,120,512.35, 255,180,768.53 and 170,120,512.35

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Solution

The fourth proportional to 170,120,512.35, 255,180,768.53 and 170,120,512.35 is: 255,180,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,120,512.35 : 255,180,768.53 = 170,120,512.35 : x
  2. Step 2: Convert to fraction form
    170,120,512.35/255,180,768.53 = 170,120,512.35/x
  3. Step 3: Cross multiply
    170,120,512.35x = 255,180,768.53 × 170,120,512.35
  4. Step 4: Simplify right side
    170,120,512.35x = 43,411,483,083,339,752
  5. Step 5: Solve for x
    x = 43,411,483,083,339,752/170,120,512.35
  6. Step 6: Final answer
    x = 255,180,768.53

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Similar ratio
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1.5x scale

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.