Home / 2,619,253,876.40-3,929,500,125-848,621,733.27

Finding the Fourth Proportional to 2,619,253,876.40, 3,929,500,125 and 848,621,733.27

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Solution

The fourth proportional to 2,619,253,876.40, 3,929,500,125 and 848,621,733.27 is: 1,273,133,252.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,253,876.40 : 3,929,500,125 = 848,621,733.27 : x
  2. Step 2: Convert to fraction form
    2,619,253,876.40/3,929,500,125 = 848,621,733.27/x
  3. Step 3: Cross multiply
    2,619,253,876.40x = 3,929,500,125 × 848,621,733.27
  4. Step 4: Simplify right side
    2,619,253,876.40x = 3,334,659,206,962,181,632
  5. Step 5: Solve for x
    x = 3,334,659,206,962,181,632/2,619,253,876.40
  6. Step 6: Final answer
    x = 1,273,133,252.57

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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.