Home / 209,310,162.89-313,941,287.70-55,968,176.75

Finding the Fourth Proportional to 209,310,162.89, 313,941,287.70 and 55,968,176.75

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Solution

The fourth proportional to 209,310,162.89, 313,941,287.70 and 55,968,176.75 is: 83,945,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,310,162.89 : 313,941,287.70 = 55,968,176.75 : x
  2. Step 2: Convert to fraction form
    209,310,162.89/313,941,287.70 = 55,968,176.75/x
  3. Step 3: Cross multiply
    209,310,162.89x = 313,941,287.70 × 55,968,176.75
  4. Step 4: Simplify right side
    209,310,162.89x = 17,570,721,477,546,494
  5. Step 5: Solve for x
    x = 17,570,721,477,546,494/209,310,162.89
  6. Step 6: Final answer
    x = 83,945,859.27

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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.