Home / 620,630,120,512.38-930,945,180,768.60-620,630,120,512.38

Finding the Fourth Proportional to 620,630,120,512.38, 930,945,180,768.60 and 620,630,120,512.38

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Solution

The fourth proportional to 620,630,120,512.38, 930,945,180,768.60 and 620,630,120,512.38 is: 930,945,180,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,630,120,512.38 : 930,945,180,768.60 = 620,630,120,512.38 : x
  2. Step 2: Convert to fraction form
    620,630,120,512.38/930,945,180,768.60 = 620,630,120,512.38/x
  3. Step 3: Cross multiply
    620,630,120,512.38x = 930,945,180,768.60 × 620,630,120,512.38
  4. Step 4: Simplify right side
    620,630,120,512.38x = 577,772,619,730,835,591,921,664
  5. Step 5: Solve for x
    x = 577,772,619,730,835,591,921,664/620,630,120,512.38
  6. Step 6: Final answer
    x = 930,945,180,768.60

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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.