Finding the Fourth Proportional to 4,865,071,552.98, 7,296,869,984.42 and 1,324,088,925.26
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Solution
The fourth proportional to 4,865,071,552.98, 7,296,869,984.42 and 1,324,088,925.26 is: 1,985,932,710.38
Step by Step Solution
- Step 1: Write the proportion equation
4,865,071,552.98 : 7,296,869,984.42 = 1,324,088,925.26 : x - Step 2: Convert to fraction form
4,865,071,552.98/7,296,869,984.42 = 1,324,088,925.26/x - Step 3: Cross multiply
4,865,071,552.98x = 7,296,869,984.42 × 1,324,088,925.26 - Step 4: Simplify right side
4,865,071,552.98x = 9,661,704,735,389,526,016 - Step 5: Solve for x
x = 9,661,704,735,389,526,016/4,865,071,552.98 - Step 6: Final answer
x = 1,985,932,710.38
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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.