Finding the Fourth Proportional to 99,607,993.52, 149,440,868.04 and 41,304,845.84
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Solution
The fourth proportional to 99,607,993.52, 149,440,868.04 and 41,304,845.84 is: 61,969,243.62
Step by Step Solution
- Step 1: Write the proportion equation
99,607,993.52 : 149,440,868.04 = 41,304,845.84 : x - Step 2: Convert to fraction form
99,607,993.52/149,440,868.04 = 41,304,845.84/x - Step 3: Cross multiply
99,607,993.52x = 149,440,868.04 × 41,304,845.84 - Step 4: Simplify right side
99,607,993.52x = 6,172,632,016,587,983 - Step 5: Solve for x
x = 6,172,632,016,587,983/99,607,993.52 - Step 6: Final answer
x = 61,969,243.62
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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.