Finding the Fourth Proportional to 91,158,481.16, 136,759,475.00 and 29,747,754.12
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Solution
The fourth proportional to 91,158,481.16, 136,759,475.00 and 29,747,754.12 is: 44,628,729.93
Step by Step Solution
- Step 1: Write the proportion equation
91,158,481.16 : 136,759,475.00 = 29,747,754.12 : x - Step 2: Convert to fraction form
91,158,481.16/136,759,475.00 = 29,747,754.12/x - Step 3: Cross multiply
91,158,481.16x = 136,759,475.00 × 29,747,754.12 - Step 4: Simplify right side
91,158,481.16x = 4,068,287,235,999,048.50 - Step 5: Solve for x
x = 4,068,287,235,999,048.50/91,158,481.16 - Step 6: Final answer
x = 44,628,729.93
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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.