Home / 2,936,612,138.47-4,052,622,639.53-1,649,350,853.94

Finding the Fourth Proportional to 2,936,612,138.47, 4,052,622,639.53 and 1,649,350,853.94

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Solution

The fourth proportional to 2,936,612,138.47, 4,052,622,639.53 and 1,649,350,853.94 is: 2,276,159,157.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,612,138.47 : 4,052,622,639.53 = 1,649,350,853.94 : x
  2. Step 2: Convert to fraction form
    2,936,612,138.47/4,052,622,639.53 = 1,649,350,853.94/x
  3. Step 3: Cross multiply
    2,936,612,138.47x = 4,052,622,639.53 × 1,649,350,853.94
  4. Step 4: Simplify right side
    2,936,612,138.47x = 6,684,196,611,205,383,168
  5. Step 5: Solve for x
    x = 6,684,196,611,205,383,168/2,936,612,138.47
  6. Step 6: Final answer
    x = 2,276,159,157.57

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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.