Finding the Fourth Proportional to 6,189,346,317.80, 9,284,019,476.70 and 3,089,982,405.80
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Solution
The fourth proportional to 6,189,346,317.80, 9,284,019,476.70 and 3,089,982,405.80 is: 4,634,973,608.70
Step by Step Solution
- Step 1: Write the proportion equation
6,189,346,317.80 : 9,284,019,476.70 = 3,089,982,405.80 : x - Step 2: Convert to fraction form
6,189,346,317.80/9,284,019,476.70 = 3,089,982,405.80/x - Step 3: Cross multiply
6,189,346,317.80x = 9,284,019,476.70 × 3,089,982,405.80 - Step 4: Simplify right side
6,189,346,317.80x = 28,687,456,838,107,529,216 - Step 5: Solve for x
x = 28,687,456,838,107,529,216/6,189,346,317.80 - Step 6: Final answer
x = 4,634,973,608.70
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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.