Home / 68,179,968,195.40-102,269,952,293.10-49,459,640,105.80

Finding the Fourth Proportional to 68,179,968,195.40, 102,269,952,293.10 and 49,459,640,105.80

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Solution

The fourth proportional to 68,179,968,195.40, 102,269,952,293.10 and 49,459,640,105.80 is: 74,189,460,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,179,968,195.40 : 102,269,952,293.10 = 49,459,640,105.80 : x
  2. Step 2: Convert to fraction form
    68,179,968,195.40/102,269,952,293.10 = 49,459,640,105.80/x
  3. Step 3: Cross multiply
    68,179,968,195.40x = 102,269,952,293.10 × 49,459,640,105.80
  4. Step 4: Simplify right side
    68,179,968,195.40x = 5,058,235,034,054,061,719,552
  5. Step 5: Solve for x
    x = 5,058,235,034,054,061,719,552/68,179,968,195.40
  6. Step 6: Final answer
    x = 74,189,460,158.70

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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.