Home / 3,899,633,200.80-5,381,493,817.62-2,228,918,214.26

Finding the Fourth Proportional to 3,899,633,200.80, 5,381,493,817.62 and 2,228,918,214.26

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Solution

The fourth proportional to 3,899,633,200.80, 5,381,493,817.62 and 2,228,918,214.26 is: 3,075,907,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,633,200.80 : 5,381,493,817.62 = 2,228,918,214.26 : x
  2. Step 2: Convert to fraction form
    3,899,633,200.80/5,381,493,817.62 = 2,228,918,214.26/x
  3. Step 3: Cross multiply
    3,899,633,200.80x = 5,381,493,817.62 × 2,228,918,214.26
  4. Step 4: Simplify right side
    3,899,633,200.80x = 11,994,909,590,020,800,512
  5. Step 5: Solve for x
    x = 11,994,909,590,020,800,512/3,899,633,200.80
  6. Step 6: Final answer
    x = 3,075,907,135.97

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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.