Home / 265,324,653,577.20-397,986,980,365.80-218,214,322,114.80

Finding the Fourth Proportional to 265,324,653,577.20, 397,986,980,365.80 and 218,214,322,114.80

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Solution

The fourth proportional to 265,324,653,577.20, 397,986,980,365.80 and 218,214,322,114.80 is: 327,321,483,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,324,653,577.20 : 397,986,980,365.80 = 218,214,322,114.80 : x
  2. Step 2: Convert to fraction form
    265,324,653,577.20/397,986,980,365.80 = 218,214,322,114.80/x
  3. Step 3: Cross multiply
    265,324,653,577.20x = 397,986,980,365.80 × 218,214,322,114.80
  4. Step 4: Simplify right side
    265,324,653,577.20x = 86,846,459,131,039,248,809,984
  5. Step 5: Solve for x
    x = 86,846,459,131,039,248,809,984/265,324,653,577.20
  6. Step 6: Final answer
    x = 327,321,483,172.20

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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.