Finding the Fourth Proportional to 3,089,694,797.07, 4,634,542,195.57 and 908,660,933.07
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Solution
The fourth proportional to 3,089,694,797.07, 4,634,542,195.57 and 908,660,933.07 is: 1,362,991,399.59
Step by Step Solution
- Step 1: Write the proportion equation
3,089,694,797.07 : 4,634,542,195.57 = 908,660,933.07 : x - Step 2: Convert to fraction form
3,089,694,797.07/4,634,542,195.57 = 908,660,933.07/x - Step 3: Cross multiply
3,089,694,797.07x = 4,634,542,195.57 × 908,660,933.07 - Step 4: Simplify right side
3,089,694,797.07x = 4,211,227,435,765,064,704 - Step 5: Solve for x
x = 4,211,227,435,765,064,704/3,089,694,797.07 - Step 6: Final answer
x = 1,362,991,399.59
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1.5x scale
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.