Finding the Fourth Proportional to 80,133,236.26, 120,201,924.75 and 21,841,393.54
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Solution
The fourth proportional to 80,133,236.26, 120,201,924.75 and 21,841,393.54 is: 32,762,654.61
Step by Step Solution
- Step 1: Write the proportion equation
80,133,236.26 : 120,201,924.75 = 21,841,393.54 : x - Step 2: Convert to fraction form
80,133,236.26/120,201,924.75 = 21,841,393.54/x - Step 3: Cross multiply
80,133,236.26x = 120,201,924.75 × 21,841,393.54 - Step 4: Simplify right side
80,133,236.26x = 2,625,377,542,730,216 - Step 5: Solve for x
x = 2,625,377,542,730,216/80,133,236.26 - Step 6: Final answer
x = 32,762,654.61
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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.