Home / 3,571,743,149.26-4,929,281,642.85-2,142,868,029.22

Finding the Fourth Proportional to 3,571,743,149.26, 4,929,281,642.85 and 2,142,868,029.22

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Solution

The fourth proportional to 3,571,743,149.26, 4,929,281,642.85 and 2,142,868,029.22 is: 2,957,323,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,743,149.26 : 4,929,281,642.85 = 2,142,868,029.22 : x
  2. Step 2: Convert to fraction form
    3,571,743,149.26/4,929,281,642.85 = 2,142,868,029.22/x
  3. Step 3: Cross multiply
    3,571,743,149.26x = 4,929,281,642.85 × 2,142,868,029.22
  4. Step 4: Simplify right side
    3,571,743,149.26x = 10,562,800,039,484,303,360
  5. Step 5: Solve for x
    x = 10,562,800,039,484,303,360/3,571,743,149.26
  6. Step 6: Final answer
    x = 2,957,323,524.70

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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.