Finding the Fourth Proportional to 19,883,167,249.91, 27,439,352,528.24 and 10,851,504,638.63
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Solution
The fourth proportional to 19,883,167,249.91, 27,439,352,528.24 and 10,851,504,638.63 is: 14,975,393,884.62
Step by Step Solution
- Step 1: Write the proportion equation
19,883,167,249.91 : 27,439,352,528.24 = 10,851,504,638.63 : x - Step 2: Convert to fraction form
19,883,167,249.91/27,439,352,528.24 = 10,851,504,638.63/x - Step 3: Cross multiply
19,883,167,249.91x = 27,439,352,528.24 × 10,851,504,638.63 - Step 4: Simplify right side
19,883,167,249.91x = 297,758,261,241,145,917,440 - Step 5: Solve for x
x = 297,758,261,241,145,917,440/19,883,167,249.91 - Step 6: Final answer
x = 14,975,393,884.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.