Finding the Fourth Proportional to 586,804,912.60, 880,207,368.90 and 264,318,640.60
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Solution
The fourth proportional to 586,804,912.60, 880,207,368.90 and 264,318,640.60 is: 396,477,960.90
Step by Step Solution
- Step 1: Write the proportion equation
586,804,912.60 : 880,207,368.90 = 264,318,640.60 : x - Step 2: Convert to fraction form
586,804,912.60/880,207,368.90 = 264,318,640.60/x - Step 3: Cross multiply
586,804,912.60x = 880,207,368.90 × 264,318,640.60 - Step 4: Simplify right side
586,804,912.60x = 232,655,215,193,750,720 - Step 5: Solve for x
x = 232,655,215,193,750,720/586,804,912.60 - Step 6: Final answer
x = 396,477,960.90
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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.