Home / 68,179,968,209.40-102,269,952,314.10-49,459,640,119.80

Finding the Fourth Proportional to 68,179,968,209.40, 102,269,952,314.10 and 49,459,640,119.80

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Solution

The fourth proportional to 68,179,968,209.40, 102,269,952,314.10 and 49,459,640,119.80 is: 74,189,460,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,179,968,209.40 : 102,269,952,314.10 = 49,459,640,119.80 : x
  2. Step 2: Convert to fraction form
    68,179,968,209.40/102,269,952,314.10 = 49,459,640,119.80/x
  3. Step 3: Cross multiply
    68,179,968,209.40x = 102,269,952,314.10 × 49,459,640,119.80
  4. Step 4: Simplify right side
    68,179,968,209.40x = 5,058,235,036,524,494,192,640
  5. Step 5: Solve for x
    x = 5,058,235,036,524,494,192,640/68,179,968,209.40
  6. Step 6: Final answer
    x = 74,189,460,179.70

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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.