Finding the Fourth Proportional to 397,461,626.50, 596,192,439.75 and 110,247,290.50
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Solution
The fourth proportional to 397,461,626.50, 596,192,439.75 and 110,247,290.50 is: 165,370,935.75
Step by Step Solution
- Step 1: Write the proportion equation
397,461,626.50 : 596,192,439.75 = 110,247,290.50 : x - Step 2: Convert to fraction form
397,461,626.50/596,192,439.75 = 110,247,290.50/x - Step 3: Cross multiply
397,461,626.50x = 596,192,439.75 × 110,247,290.50 - Step 4: Simplify right side
397,461,626.50x = 65,728,601,099,022,000 - Step 5: Solve for x
x = 65,728,601,099,022,000/397,461,626.50 - Step 6: Final answer
x = 165,370,935.75
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1.5x scale
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.