Home / 68,179,968,216.90-102,269,952,325.35-49,459,640,127.30

Finding the Fourth Proportional to 68,179,968,216.90, 102,269,952,325.35 and 49,459,640,127.30

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Solution

The fourth proportional to 68,179,968,216.90, 102,269,952,325.35 and 49,459,640,127.30 is: 74,189,460,190.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,179,968,216.90 : 102,269,952,325.35 = 49,459,640,127.30 : x
  2. Step 2: Convert to fraction form
    68,179,968,216.90/102,269,952,325.35 = 49,459,640,127.30/x
  3. Step 3: Cross multiply
    68,179,968,216.90x = 102,269,952,325.35 × 49,459,640,127.30
  4. Step 4: Simplify right side
    68,179,968,216.90x = 5,058,235,037,847,939,710,976
  5. Step 5: Solve for x
    x = 5,058,235,037,847,939,710,976/68,179,968,216.90
  6. Step 6: Final answer
    x = 74,189,460,190.95

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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.