Home / 149,245,129,972.80-223,867,694,959.20-122,745,568,525.20

Finding the Fourth Proportional to 149,245,129,972.80, 223,867,694,959.20 and 122,745,568,525.20

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Solution

The fourth proportional to 149,245,129,972.80, 223,867,694,959.20 and 122,745,568,525.20 is: 184,118,352,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,245,129,972.80 : 223,867,694,959.20 = 122,745,568,525.20 : x
  2. Step 2: Convert to fraction form
    149,245,129,972.80/223,867,694,959.20 = 122,745,568,525.20/x
  3. Step 3: Cross multiply
    149,245,129,972.80x = 223,867,694,959.20 × 122,745,568,525.20
  4. Step 4: Simplify right side
    149,245,129,972.80x = 27,478,767,492,193,054,621,696
  5. Step 5: Solve for x
    x = 27,478,767,492,193,054,621,696/149,245,129,972.80
  6. Step 6: Final answer
    x = 184,118,352,787.80

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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.