Finding the Fourth Proportional to 71,845,330.24, 107,836,127.92 and 44,468,811.44
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Solution
The fourth proportional to 71,845,330.24, 107,836,127.92 and 44,468,811.44 is: 66,745,387.94
Step by Step Solution
- Step 1: Write the proportion equation
71,845,330.24 : 107,836,127.92 = 44,468,811.44 : x - Step 2: Convert to fraction form
71,845,330.24/107,836,127.92 = 44,468,811.44/x - Step 3: Cross multiply
71,845,330.24x = 107,836,127.92 × 44,468,811.44 - Step 4: Simplify right side
71,845,330.24x = 4,795,344,438,894,199 - Step 5: Solve for x
x = 4,795,344,438,894,199/71,845,330.24 - Step 6: Final answer
x = 66,745,387.94
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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.