Home / 190,635,568.75-263,062,647.21-106,987,544.20

Finding the Fourth Proportional to 190,635,568.75, 263,062,647.21 and 106,987,544.20

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Solution

The fourth proportional to 190,635,568.75, 263,062,647.21 and 106,987,544.20 is: 147,634,708.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,635,568.75 : 263,062,647.21 = 106,987,544.20 : x
  2. Step 2: Convert to fraction form
    190,635,568.75/263,062,647.21 = 106,987,544.20/x
  3. Step 3: Cross multiply
    190,635,568.75x = 263,062,647.21 × 106,987,544.20
  4. Step 4: Simplify right side
    190,635,568.75x = 28,144,426,595,748,884
  5. Step 5: Solve for x
    x = 28,144,426,595,748,884/190,635,568.75
  6. Step 6: Final answer
    x = 147,634,708.36

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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.