Home / 3,184,985,346.85-4,397,165,180.97-2,831,585,219.52

Finding the Fourth Proportional to 3,184,985,346.85, 4,397,165,180.97 and 2,831,585,219.52

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Solution

The fourth proportional to 3,184,985,346.85, 4,397,165,180.97 and 2,831,585,219.52 is: 3,909,263,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,985,346.85 : 4,397,165,180.97 = 2,831,585,219.52 : x
  2. Step 2: Convert to fraction form
    3,184,985,346.85/4,397,165,180.97 = 2,831,585,219.52/x
  3. Step 3: Cross multiply
    3,184,985,346.85x = 4,397,165,180.97 × 2,831,585,219.52
  4. Step 4: Simplify right side
    3,184,985,346.85x = 12,450,947,934,222,639,104
  5. Step 5: Solve for x
    x = 12,450,947,934,222,639,104/3,184,985,346.85
  6. Step 6: Final answer
    x = 3,909,263,804.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.