Home / 3,268,330,770.64-4,511,688,157.12-2,197,255,285.36

Finding the Fourth Proportional to 3,268,330,770.64, 4,511,688,157.12 and 2,197,255,285.36

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Solution

The fourth proportional to 3,268,330,770.64, 4,511,688,157.12 and 2,197,255,285.36 is: 3,033,147,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,330,770.64 : 4,511,688,157.12 = 2,197,255,285.36 : x
  2. Step 2: Convert to fraction form
    3,268,330,770.64/4,511,688,157.12 = 2,197,255,285.36/x
  3. Step 3: Cross multiply
    3,268,330,770.64x = 4,511,688,157.12 × 2,197,255,285.36
  4. Step 4: Simplify right side
    3,268,330,770.64x = 9,913,330,649,128,038,400
  5. Step 5: Solve for x
    x = 9,913,330,649,128,038,400/3,268,330,770.64
  6. Step 6: Final answer
    x = 3,033,147,910.91

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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.