Home / 783,999,596.20-1,176,176,563.56-259,367,467.54

Finding the Fourth Proportional to 783,999,596.20, 1,176,176,563.56 and 259,367,467.54

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Solution

The fourth proportional to 783,999,596.20, 1,176,176,563.56 and 259,367,467.54 is: 389,109,813.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,999,596.20 : 1,176,176,563.56 = 259,367,467.54 : x
  2. Step 2: Convert to fraction form
    783,999,596.20/1,176,176,563.56 = 259,367,467.54/x
  3. Step 3: Cross multiply
    783,999,596.20x = 1,176,176,563.56 × 259,367,467.54
  4. Step 4: Simplify right side
    783,999,596.20x = 305,061,936,670,457,024
  5. Step 5: Solve for x
    x = 305,061,936,670,457,024/783,999,596.20
  6. Step 6: Final answer
    x = 389,109,813.51

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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.