Home / 60,440,144.80-90,660,217.20-51,086,783.20

Finding the Fourth Proportional to 60,440,144.80, 90,660,217.20 and 51,086,783.20

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Solution

The fourth proportional to 60,440,144.80, 90,660,217.20 and 51,086,783.20 is: 76,630,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,440,144.80 : 90,660,217.20 = 51,086,783.20 : x
  2. Step 2: Convert to fraction form
    60,440,144.80/90,660,217.20 = 51,086,783.20/x
  3. Step 3: Cross multiply
    60,440,144.80x = 90,660,217.20 × 51,086,783.20
  4. Step 4: Simplify right side
    60,440,144.80x = 4,631,538,860,961,311
  5. Step 5: Solve for x
    x = 4,631,538,860,961,311/60,440,144.80
  6. Step 6: Final answer
    x = 76,630,174.80

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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.