Finding the Fourth Proportional to 88,574,321.54, 122,232,639.94 and 49,416,104.36
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Solution
The fourth proportional to 88,574,321.54, 122,232,639.94 and 49,416,104.36 is: 68,194,266.54
Step by Step Solution
- Step 1: Write the proportion equation
88,574,321.54 : 122,232,639.94 = 49,416,104.36 : x - Step 2: Convert to fraction form
88,574,321.54/122,232,639.94 = 49,416,104.36/x - Step 3: Cross multiply
88,574,321.54x = 122,232,639.94 × 49,416,104.36 - Step 4: Simplify right side
88,574,321.54x = 6,040,260,891,655,385 - Step 5: Solve for x
x = 6,040,260,891,655,385/88,574,321.54 - Step 6: Final answer
x = 68,194,266.54
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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.