Home / 1,360,083,958,789.40-2,040,412,500,798.90-441,081,640,424.21

Finding the Fourth Proportional to 1,360,083,958,789.40, 2,040,412,500,798.90 and 441,081,640,424.21

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Solution

The fourth proportional to 1,360,083,958,789.40, 2,040,412,500,798.90 and 441,081,640,424.21 is: 661,715,394,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,083,958,789.40 : 2,040,412,500,798.90 = 441,081,640,424.21 : x
  2. Step 2: Convert to fraction form
    1,360,083,958,789.40/2,040,412,500,798.90 = 441,081,640,424.21/x
  3. Step 3: Cross multiply
    1,360,083,958,789.40x = 2,040,412,500,798.90 × 441,081,640,424.21
  4. Step 4: Simplify right side
    1,360,083,958,789.40x = 899,988,492,994,443,451,826,176
  5. Step 5: Solve for x
    x = 899,988,492,994,443,451,826,176/1,360,083,958,789.40
  6. Step 6: Final answer
    x = 661,715,394,243.39

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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.