Home / 12,263,066,606.40-18,394,335,192.96-3,419,669,899.68

Finding the Fourth Proportional to 12,263,066,606.40, 18,394,335,192.96 and 3,419,669,899.68

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Solution

The fourth proportional to 12,263,066,606.40, 18,394,335,192.96 and 3,419,669,899.68 is: 5,129,431,030.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263,066,606.40 : 18,394,335,192.96 = 3,419,669,899.68 : x
  2. Step 2: Convert to fraction form
    12,263,066,606.40/18,394,335,192.96 = 3,419,669,899.68/x
  3. Step 3: Cross multiply
    12,263,066,606.40x = 18,394,335,192.96 × 3,419,669,899.68
  4. Step 4: Simplify right side
    12,263,066,606.40x = 62,902,554,383,989,809,152
  5. Step 5: Solve for x
    x = 62,902,554,383,989,809,152/12,263,066,606.40
  6. Step 6: Final answer
    x = 5,129,431,030.83

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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.