Finding the Fourth Proportional to 168,385,194, 252,577,791.18 and 40,734,378
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Solution
The fourth proportional to 168,385,194, 252,577,791.18 and 40,734,378 is: 61,101,567.04
Step by Step Solution
- Step 1: Write the proportion equation
168,385,194 : 252,577,791.18 = 40,734,378 : x - Step 2: Convert to fraction form
168,385,194/252,577,791.18 = 40,734,378/x - Step 3: Cross multiply
168,385,194x = 252,577,791.18 × 40,734,378 - Step 4: Simplify right side
168,385,194x = 10,288,599,220,331,186 - Step 5: Solve for x
x = 10,288,599,220,331,186/168,385,194 - Step 6: Final answer
x = 61,101,567.04
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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.