Finding the Fourth Proportional to 483,511,987.87, 725,183,836.67 and 155,987,501.49
Calculator
Solution
The fourth proportional to 483,511,987.87, 725,183,836.67 and 155,987,501.49 is: 233,954,105.88
Step by Step Solution
- Step 1: Write the proportion equation
483,511,987.87 : 725,183,836.67 = 155,987,501.49 : x - Step 2: Convert to fraction form
483,511,987.87/725,183,836.67 = 155,987,501.49/x - Step 3: Cross multiply
483,511,987.87x = 725,183,836.67 × 155,987,501.49 - Step 4: Simplify right side
483,511,987.87x = 113,119,614,803,475,520 - Step 5: Solve for x
x = 113,119,614,803,475,520/483,511,987.87 - Step 6: Final answer
x = 233,954,105.88
Related Problems
Find fourth proportional to 241,755,993.93, 362,591,918.34 and 77,993,750.75
Half scale
Find fourth proportional to 967,023,975.74, 1,450,367,673.35 and 311,975,002.98
Double scale
Find fourth proportional to 483,511,988.87, 725,183,838.17 and 155,987,502.49
Similar ratio
Find fourth proportional to 725,267,981.80, 1,087,775,755.01 and 233,981,252.24
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.