Home / 303,551,704.35-455,259,409.61-139,632,030.27

Finding the Fourth Proportional to 303,551,704.35, 455,259,409.61 and 139,632,030.27

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Solution

The fourth proportional to 303,551,704.35, 455,259,409.61 and 139,632,030.27 is: 209,416,698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,551,704.35 : 455,259,409.61 = 139,632,030.27 : x
  2. Step 2: Convert to fraction form
    303,551,704.35/455,259,409.61 = 139,632,030.27/x
  3. Step 3: Cross multiply
    303,551,704.35x = 455,259,409.61 × 139,632,030.27
  4. Step 4: Simplify right side
    303,551,704.35x = 63,568,795,662,667,696
  5. Step 5: Solve for x
    x = 63,568,795,662,667,696/303,551,704.35
  6. Step 6: Final answer
    x = 209,416,698.22

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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.