Home / 704,906,119.80-1,057,241,902.94-213,502,556.12

Finding the Fourth Proportional to 704,906,119.80, 1,057,241,902.94 and 213,502,556.12

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Solution

The fourth proportional to 704,906,119.80, 1,057,241,902.94 and 213,502,556.12 is: 320,218,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,906,119.80 : 1,057,241,902.94 = 213,502,556.12 : x
  2. Step 2: Convert to fraction form
    704,906,119.80/1,057,241,902.94 = 213,502,556.12/x
  3. Step 3: Cross multiply
    704,906,119.80x = 1,057,241,902.94 × 213,502,556.12
  4. Step 4: Simplify right side
    704,906,119.80x = 225,723,848,714,862,976
  5. Step 5: Solve for x
    x = 225,723,848,714,862,976/704,906,119.80
  6. Step 6: Final answer
    x = 320,218,313.30

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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.