Finding the Fourth Proportional to 3,681,183,452.86, 5,080,158,523.94 and 2,177,099,134.66
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Solution
The fourth proportional to 3,681,183,452.86, 5,080,158,523.94 and 2,177,099,134.66 is: 3,004,470,944.75
Step by Step Solution
- Step 1: Write the proportion equation
3,681,183,452.86 : 5,080,158,523.94 = 2,177,099,134.66 : x - Step 2: Convert to fraction form
3,681,183,452.86/5,080,158,523.94 = 2,177,099,134.66/x - Step 3: Cross multiply
3,681,183,452.86x = 5,080,158,523.94 × 2,177,099,134.66 - Step 4: Simplify right side
3,681,183,452.86x = 11,060,008,726,405,394,432 - Step 5: Solve for x
x = 11,060,008,726,405,394,432/3,681,183,452.86 - Step 6: Final answer
x = 3,004,470,944.75
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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.