Home / 379,323,117.20-568,701,240.60-206,994,515.60

Finding the Fourth Proportional to 379,323,117.20, 568,701,240.60 and 206,994,515.60

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Solution

The fourth proportional to 379,323,117.20, 568,701,240.60 and 206,994,515.60 is: 310,337,104.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,323,117.20 : 568,701,240.60 = 206,994,515.60 : x
  2. Step 2: Convert to fraction form
    379,323,117.20/568,701,240.60 = 206,994,515.60/x
  3. Step 3: Cross multiply
    379,323,117.20x = 568,701,240.60 × 206,994,515.60
  4. Step 4: Simplify right side
    379,323,117.20x = 117,718,037,819,116,048
  5. Step 5: Solve for x
    x = 117,718,037,819,116,048/379,323,117.20
  6. Step 6: Final answer
    x = 310,337,104.39

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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.