Home / 218,222,145.36-327,394,629-95,411,247.84

Finding the Fourth Proportional to 218,222,145.36, 327,394,629 and 95,411,247.84

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Solution

The fourth proportional to 218,222,145.36, 327,394,629 and 95,411,247.84 is: 143,143,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,222,145.36 : 327,394,629 = 95,411,247.84 : x
  2. Step 2: Convert to fraction form
    218,222,145.36/327,394,629 = 95,411,247.84/x
  3. Step 3: Cross multiply
    218,222,145.36x = 327,394,629 × 95,411,247.84
  4. Step 4: Simplify right side
    218,222,145.36x = 31,237,130,089,003,852
  5. Step 5: Solve for x
    x = 31,237,130,089,003,852/218,222,145.36
  6. Step 6: Final answer
    x = 143,143,721.91

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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.