Home / 789,068,017.06-1,089,067,884.33-475,853,225.38

Finding the Fourth Proportional to 789,068,017.06, 1,089,067,884.33 and 475,853,225.38

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Solution

The fourth proportional to 789,068,017.06, 1,089,067,884.33 and 475,853,225.38 is: 656,770,334.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,068,017.06 : 1,089,067,884.33 = 475,853,225.38 : x
  2. Step 2: Convert to fraction form
    789,068,017.06/1,089,067,884.33 = 475,853,225.38/x
  3. Step 3: Cross multiply
    789,068,017.06x = 1,089,067,884.33 × 475,853,225.38
  4. Step 4: Simplify right side
    789,068,017.06x = 518,236,465,416,203,200
  5. Step 5: Solve for x
    x = 518,236,465,416,203,200/789,068,017.06
  6. Step 6: Final answer
    x = 656,770,334.38

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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.