Finding the Fourth Proportional to 240,397,839,266.48, 360,608,355,449.84 and 79,045,673,695.09
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Solution
The fourth proportional to 240,397,839,266.48, 360,608,355,449.84 and 79,045,673,695.09 is: 118,572,323,626.48
Step by Step Solution
- Step 1: Write the proportion equation
240,397,839,266.48 : 360,608,355,449.84 = 79,045,673,695.09 : x - Step 2: Convert to fraction form
240,397,839,266.48/360,608,355,449.84 = 79,045,673,695.09/x - Step 3: Cross multiply
240,397,839,266.48x = 360,608,355,449.84 × 79,045,673,695.09 - Step 4: Simplify right side
240,397,839,266.48x = 28,504,530,396,611,082,190,848 - Step 5: Solve for x
x = 28,504,530,396,611,082,190,848/240,397,839,266.48 - Step 6: Final answer
x = 118,572,323,626.48
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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.