Finding the Fourth Proportional to 71,845,240.79, 107,835,993.86 and 44,468,721.96
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Solution
The fourth proportional to 71,845,240.79, 107,835,993.86 and 44,468,721.96 is: 66,745,253.77
Step by Step Solution
- Step 1: Write the proportion equation
71,845,240.79 : 107,835,993.86 = 44,468,721.96 : x - Step 2: Convert to fraction form
71,845,240.79/107,835,993.86 = 44,468,721.96/x - Step 3: Cross multiply
71,845,240.79x = 107,835,993.86 × 44,468,721.96 - Step 4: Simplify right side
71,845,240.79x = 4,795,328,828,018,264 - Step 5: Solve for x
x = 4,795,328,828,018,264/71,845,240.79 - Step 6: Final answer
x = 66,745,253.77
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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.