Finding the Fourth Proportional to 88,512,226.20, 122,143,854.74 and 48,821,329.62
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Solution
The fourth proportional to 88,512,226.20, 122,143,854.74 and 48,821,329.62 is: 67,371,770.54
Step by Step Solution
- Step 1: Write the proportion equation
88,512,226.20 : 122,143,854.74 = 48,821,329.62 : x - Step 2: Convert to fraction form
88,512,226.20/122,143,854.74 = 48,821,329.62/x - Step 3: Cross multiply
88,512,226.20x = 122,143,854.74 × 48,821,329.62 - Step 4: Simplify right side
88,512,226.20x = 5,963,225,393,318,939 - Step 5: Solve for x
x = 5,963,225,393,318,939/88,512,226.20 - Step 6: Final answer
x = 67,371,770.54
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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.