Home / 1,585,224,176.40-2,377,836,264.60-1,340,336,163.60

Finding the Fourth Proportional to 1,585,224,176.40, 2,377,836,264.60 and 1,340,336,163.60

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Solution

The fourth proportional to 1,585,224,176.40, 2,377,836,264.60 and 1,340,336,163.60 is: 2,010,504,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,224,176.40 : 2,377,836,264.60 = 1,340,336,163.60 : x
  2. Step 2: Convert to fraction form
    1,585,224,176.40/2,377,836,264.60 = 1,340,336,163.60/x
  3. Step 3: Cross multiply
    1,585,224,176.40x = 2,377,836,264.60 × 1,340,336,163.60
  4. Step 4: Simplify right side
    1,585,224,176.40x = 3,187,099,936,562,917,888
  5. Step 5: Solve for x
    x = 3,187,099,936,562,917,888/1,585,224,176.40
  6. Step 6: Final answer
    x = 2,010,504,245.40

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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.