Finding the Fourth Proportional to 88,601,003.12, 122,269,152.84 and 49,442,363.12
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Solution
The fourth proportional to 88,601,003.12, 122,269,152.84 and 49,442,363.12 is: 68,230,331.94
Step by Step Solution
- Step 1: Write the proportion equation
88,601,003.12 : 122,269,152.84 = 49,442,363.12 : x - Step 2: Convert to fraction form
88,601,003.12/122,269,152.84 = 49,442,363.12/x - Step 3: Cross multiply
88,601,003.12x = 122,269,152.84 × 49,442,363.12 - Step 4: Simplify right side
88,601,003.12x = 6,045,275,853,090,059 - Step 5: Solve for x
x = 6,045,275,853,090,059/88,601,003.12 - Step 6: Final answer
x = 68,230,331.94
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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.