Home / 354,504,791.80-531,703,999.86-112,136,203

Finding the Fourth Proportional to 354,504,791.80, 531,703,999.86 and 112,136,203

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Solution

The fourth proportional to 354,504,791.80, 531,703,999.86 and 112,136,203 is: 168,187,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,504,791.80 : 531,703,999.86 = 112,136,203 : x
  2. Step 2: Convert to fraction form
    354,504,791.80/531,703,999.86 = 112,136,203/x
  3. Step 3: Cross multiply
    354,504,791.80x = 531,703,999.86 × 112,136,203
  4. Step 4: Simplify right side
    354,504,791.80x = 59,623,267,664,212,936
  5. Step 5: Solve for x
    x = 59,623,267,664,212,936/354,504,791.80
  6. Step 6: Final answer
    x = 168,187,480.24

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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.