Home / 60,521,738.70-90,782,608.05-53,341,380.30

Finding the Fourth Proportional to 60,521,738.70, 90,782,608.05 and 53,341,380.30

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Solution

The fourth proportional to 60,521,738.70, 90,782,608.05 and 53,341,380.30 is: 80,012,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,521,738.70 : 90,782,608.05 = 53,341,380.30 : x
  2. Step 2: Convert to fraction form
    60,521,738.70/90,782,608.05 = 53,341,380.30/x
  3. Step 3: Cross multiply
    60,521,738.70x = 90,782,608.05 × 53,341,380.30
  4. Step 4: Simplify right side
    60,521,738.70x = 4,842,469,620,620,891
  5. Step 5: Solve for x
    x = 4,842,469,620,620,891/60,521,738.70
  6. Step 6: Final answer
    x = 80,012,070.45

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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.