Finding the Fourth Proportional to 248,531,795.26, 372,797,495.98 and 66,778,973.26
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Solution
The fourth proportional to 248,531,795.26, 372,797,495.98 and 66,778,973.26 is: 100,168,406.98
Step by Step Solution
- Step 1: Write the proportion equation
248,531,795.26 : 372,797,495.98 = 66,778,973.26 : x - Step 2: Convert to fraction form
248,531,795.26/372,797,495.98 = 66,778,973.26/x - Step 3: Cross multiply
248,531,795.26x = 372,797,495.98 × 66,778,973.26 - Step 4: Simplify right side
248,531,795.26x = 24,895,034,015,443,376 - Step 5: Solve for x
x = 24,895,034,015,443,376/248,531,795.26 - Step 6: Final answer
x = 100,168,406.98
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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.