Finding the Fourth Proportional to 55,914,541,472.40, 83,883,591,515.60 and 18,138,167,121.41
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Solution
The fourth proportional to 55,914,541,472.40, 83,883,591,515.60 and 18,138,167,121.41 is: 27,211,071,781.84
Step by Step Solution
- Step 1: Write the proportion equation
55,914,541,472.40 : 83,883,591,515.60 = 18,138,167,121.41 : x - Step 2: Convert to fraction form
55,914,541,472.40/83,883,591,515.60 = 18,138,167,121.41/x - Step 3: Cross multiply
55,914,541,472.40x = 83,883,591,515.60 × 18,138,167,121.41 - Step 4: Simplify right side
55,914,541,472.40x = 1,521,494,601,654,042,886,144 - Step 5: Solve for x
x = 1,521,494,601,654,042,886,144/55,914,541,472.40 - Step 6: Final answer
x = 27,211,071,781.84
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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.