Home / 404,670,006.13-558,446,289.97-219,031,021.82

Finding the Fourth Proportional to 404,670,006.13, 558,446,289.97 and 219,031,021.82

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Solution

The fourth proportional to 404,670,006.13, 558,446,289.97 and 219,031,021.82 is: 302,263,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,670,006.13 : 558,446,289.97 = 219,031,021.82 : x
  2. Step 2: Convert to fraction form
    404,670,006.13/558,446,289.97 = 219,031,021.82/x
  3. Step 3: Cross multiply
    404,670,006.13x = 558,446,289.97 × 219,031,021.82
  4. Step 4: Simplify right side
    404,670,006.13x = 122,317,061,523,717,120
  5. Step 5: Solve for x
    x = 122,317,061,523,717,120/404,670,006.13
  6. Step 6: Final answer
    x = 302,263,720.24

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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.