Finding the Fourth Proportional to 496,368,601.70, 744,552,902.55 and 132,862,957.70
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Solution
The fourth proportional to 496,368,601.70, 744,552,902.55 and 132,862,957.70 is: 199,294,436.55
Step by Step Solution
- Step 1: Write the proportion equation
496,368,601.70 : 744,552,902.55 = 132,862,957.70 : x - Step 2: Convert to fraction form
496,368,601.70/744,552,902.55 = 132,862,957.70/x - Step 3: Cross multiply
496,368,601.70x = 744,552,902.55 × 132,862,957.70 - Step 4: Simplify right side
496,368,601.70x = 98,923,500,796,912,864 - Step 5: Solve for x
x = 98,923,500,796,912,864/496,368,601.70 - Step 6: Final answer
x = 199,294,436.55
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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.