Home / 68,179,968,198.40-102,269,952,297.60-49,459,640,108.80

Finding the Fourth Proportional to 68,179,968,198.40, 102,269,952,297.60 and 49,459,640,108.80

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Solution

The fourth proportional to 68,179,968,198.40, 102,269,952,297.60 and 49,459,640,108.80 is: 74,189,460,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,179,968,198.40 : 102,269,952,297.60 = 49,459,640,108.80 : x
  2. Step 2: Convert to fraction form
    68,179,968,198.40/102,269,952,297.60 = 49,459,640,108.80/x
  3. Step 3: Cross multiply
    68,179,968,198.40x = 102,269,952,297.60 × 49,459,640,108.80
  4. Step 4: Simplify right side
    68,179,968,198.40x = 5,058,235,034,583,440,556,032
  5. Step 5: Solve for x
    x = 5,058,235,034,583,440,556,032/68,179,968,198.40
  6. Step 6: Final answer
    x = 74,189,460,163.20

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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.