Home / 404,749,603.36-558,554,334.24-219,110,481.28

Finding the Fourth Proportional to 404,749,603.36, 558,554,334.24 and 219,110,481.28

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Solution

The fourth proportional to 404,749,603.36, 558,554,334.24 and 219,110,481.28 is: 302,372,400.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,749,603.36 : 558,554,334.24 = 219,110,481.28 : x
  2. Step 2: Convert to fraction form
    404,749,603.36/558,554,334.24 = 219,110,481.28/x
  3. Step 3: Cross multiply
    404,749,603.36x = 558,554,334.24 × 219,110,481.28
  4. Step 4: Simplify right side
    404,749,603.36x = 122,385,108,996,356,384
  5. Step 5: Solve for x
    x = 122,385,108,996,356,384/404,749,603.36
  6. Step 6: Final answer
    x = 302,372,400.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.