Finding the Fourth Proportional to 248,531,782.01, 372,797,476.18 and 66,778,960.01
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Solution
The fourth proportional to 248,531,782.01, 372,797,476.18 and 66,778,960.01 is: 100,168,387.12
Step by Step Solution
- Step 1: Write the proportion equation
248,531,782.01 : 372,797,476.18 = 66,778,960.01 : x - Step 2: Convert to fraction form
248,531,782.01/372,797,476.18 = 66,778,960.01/x - Step 3: Cross multiply
248,531,782.01x = 372,797,476.18 × 66,778,960.01 - Step 4: Simplify right side
248,531,782.01x = 24,895,027,751,622,216 - Step 5: Solve for x
x = 24,895,027,751,622,216/248,531,782.01 - Step 6: Final answer
x = 100,168,387.12
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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.