Home / 35,507,183,468.62-48,981,335,993.10-21,954,488,361.88

Finding the Fourth Proportional to 35,507,183,468.62, 48,981,335,993.10 and 21,954,488,361.88

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Solution

The fourth proportional to 35,507,183,468.62, 48,981,335,993.10 and 21,954,488,361.88 is: 30,285,707,452.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,507,183,468.62 : 48,981,335,993.10 = 21,954,488,361.88 : x
  2. Step 2: Convert to fraction form
    35,507,183,468.62/48,981,335,993.10 = 21,954,488,361.88/x
  3. Step 3: Cross multiply
    35,507,183,468.62x = 48,981,335,993.10 × 21,954,488,361.88
  4. Step 4: Simplify right side
    35,507,183,468.62x = 1,075,360,171,009,847,984,128
  5. Step 5: Solve for x
    x = 1,075,360,171,009,847,984,128/35,507,183,468.62
  6. Step 6: Final answer
    x = 30,285,707,452.98

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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.