Home / 338,936,752.40-508,405,128.60-96,568,163.60

Finding the Fourth Proportional to 338,936,752.40, 508,405,128.60 and 96,568,163.60

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Solution

The fourth proportional to 338,936,752.40, 508,405,128.60 and 96,568,163.60 is: 144,852,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,936,752.40 : 508,405,128.60 = 96,568,163.60 : x
  2. Step 2: Convert to fraction form
    338,936,752.40/508,405,128.60 = 96,568,163.60/x
  3. Step 3: Cross multiply
    338,936,752.40x = 508,405,128.60 × 96,568,163.60
  4. Step 4: Simplify right side
    338,936,752.40x = 49,095,749,633,723,840
  5. Step 5: Solve for x
    x = 49,095,749,633,723,840/338,936,752.40
  6. Step 6: Final answer
    x = 144,852,245.40

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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.