Finding the Fourth Proportional to 4,865,071,572.36, 7,296,870,013.38 and 1,324,088,944.65
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Solution
The fourth proportional to 4,865,071,572.36, 7,296,870,013.38 and 1,324,088,944.65 is: 1,985,932,739.44
Step by Step Solution
- Step 1: Write the proportion equation
4,865,071,572.36 : 7,296,870,013.38 = 1,324,088,944.65 : x - Step 2: Convert to fraction form
4,865,071,572.36/7,296,870,013.38 = 1,324,088,944.65/x - Step 3: Cross multiply
4,865,071,572.36x = 7,296,870,013.38 × 1,324,088,944.65 - Step 4: Simplify right side
4,865,071,572.36x = 9,661,704,915,264,557,056 - Step 5: Solve for x
x = 9,661,704,915,264,557,056/4,865,071,572.36 - Step 6: Final answer
x = 1,985,932,739.44
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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.