Home / 2,981,629,958.75-4,114,833,437.19-1,643,517,035.01

Finding the Fourth Proportional to 2,981,629,958.75, 4,114,833,437.19 and 1,643,517,035.01

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Solution

The fourth proportional to 2,981,629,958.75, 4,114,833,437.19 and 1,643,517,035.01 is: 2,268,154,983.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,629,958.75 : 4,114,833,437.19 = 1,643,517,035.01 : x
  2. Step 2: Convert to fraction form
    2,981,629,958.75/4,114,833,437.19 = 1,643,517,035.01/x
  3. Step 3: Cross multiply
    2,981,629,958.75x = 4,114,833,437.19 × 1,643,517,035.01
  4. Step 4: Simplify right side
    2,981,629,958.75x = 6,762,798,850,250,515,456
  5. Step 5: Solve for x
    x = 6,762,798,850,250,515,456/2,981,629,958.75
  6. Step 6: Final answer
    x = 2,268,154,983.62

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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.