Finding the Fourth Proportional to 78,173,446.66, 117,278,184.66 and 27,055,466.08
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Solution
The fourth proportional to 78,173,446.66, 117,278,184.66 and 27,055,466.08 is: 40,589,433.91
Step by Step Solution
- Step 1: Write the proportion equation
78,173,446.66 : 117,278,184.66 = 27,055,466.08 : x - Step 2: Convert to fraction form
78,173,446.66/117,278,184.66 = 27,055,466.08/x - Step 3: Cross multiply
78,173,446.66x = 117,278,184.66 × 27,055,466.08 - Step 4: Simplify right side
78,173,446.66x = 3,173,015,946,992,606 - Step 5: Solve for x
x = 3,173,015,946,992,606/78,173,446.66 - Step 6: Final answer
x = 40,589,433.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.