Finding the Fourth Proportional to 166,965,536.18, 250,449,635.92 and 68,571,893.46
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Solution
The fourth proportional to 166,965,536.18, 250,449,635.92 and 68,571,893.46 is: 102,858,387.09
Step by Step Solution
- Step 1: Write the proportion equation
166,965,536.18 : 250,449,635.92 = 68,571,893.46 : x - Step 2: Convert to fraction form
166,965,536.18/250,449,635.92 = 68,571,893.46/x - Step 3: Cross multiply
166,965,536.18x = 250,449,635.92 × 68,571,893.46 - Step 4: Simplify right side
166,965,536.18x = 17,173,805,751,402,026 - Step 5: Solve for x
x = 17,173,805,751,402,026/166,965,536.18 - Step 6: Final answer
x = 102,858,387.09
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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.