Finding the Fourth Proportional to 89,716,543.70, 134,574,815.55 and 44,366,911.70
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Solution
The fourth proportional to 89,716,543.70, 134,574,815.55 and 44,366,911.70 is: 66,550,367.55
Step by Step Solution
- Step 1: Write the proportion equation
89,716,543.70 : 134,574,815.55 = 44,366,911.70 : x - Step 2: Convert to fraction form
89,716,543.70/134,574,815.55 = 44,366,911.70/x - Step 3: Cross multiply
89,716,543.70x = 134,574,815.55 × 44,366,911.70 - Step 4: Simplify right side
89,716,543.70x = 5,970,668,958,550,638 - Step 5: Solve for x
x = 5,970,668,958,550,638/89,716,543.70 - Step 6: Final answer
x = 66,550,367.55
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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.