Home / 3,899,633,172.23-5,381,493,777.50-2,228,918,185.68

Finding the Fourth Proportional to 3,899,633,172.23, 5,381,493,777.50 and 2,228,918,185.68

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Solution

The fourth proportional to 3,899,633,172.23, 5,381,493,777.50 and 2,228,918,185.68 is: 3,075,907,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,633,172.23 : 5,381,493,777.50 = 2,228,918,185.68 : x
  2. Step 2: Convert to fraction form
    3,899,633,172.23/5,381,493,777.50 = 2,228,918,185.68/x
  3. Step 3: Cross multiply
    3,899,633,172.23x = 5,381,493,777.50 × 2,228,918,185.68
  4. Step 4: Simplify right side
    3,899,633,172.23x = 11,994,909,346,782,363,648
  5. Step 5: Solve for x
    x = 11,994,909,346,782,363,648/3,899,633,172.23
  6. Step 6: Final answer
    x = 3,075,907,096.14

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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.