Home / 326,240,221.69-450,211,480.85-177,562,408.82

Finding the Fourth Proportional to 326,240,221.69, 450,211,480.85 and 177,562,408.82

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Solution

The fourth proportional to 326,240,221.69, 450,211,480.85 and 177,562,408.82 is: 245,036,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,240,221.69 : 450,211,480.85 = 177,562,408.82 : x
  2. Step 2: Convert to fraction form
    326,240,221.69/450,211,480.85 = 177,562,408.82/x
  3. Step 3: Cross multiply
    326,240,221.69x = 450,211,480.85 × 177,562,408.82
  4. Step 4: Simplify right side
    326,240,221.69x = 79,940,635,019,714,736
  5. Step 5: Solve for x
    x = 79,940,635,019,714,736/326,240,221.69
  6. Step 6: Final answer
    x = 245,036,110.53

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1.5x scale

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.