Finding the Fourth Proportional to 91,065,674.20, 136,551,272.10 and 33,528,328.60
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Solution
The fourth proportional to 91,065,674.20, 136,551,272.10 and 33,528,328.60 is: 50,275,100.49
Step by Step Solution
- Step 1: Write the proportion equation
91,065,674.20 : 136,551,272.10 = 33,528,328.60 : x - Step 2: Convert to fraction form
91,065,674.20/136,551,272.10 = 33,528,328.60/x - Step 3: Cross multiply
91,065,674.20x = 136,551,272.10 × 33,528,328.60 - Step 4: Simplify right side
91,065,674.20x = 4,578,335,921,716,812 - Step 5: Solve for x
x = 4,578,335,921,716,812/91,065,674.20 - Step 6: Final answer
x = 50,275,100.49
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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.