Finding the Fourth Proportional to 6,284,104,344.21, 9,427,125,067.55 and 2,142,579,316.80
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Solution
The fourth proportional to 6,284,104,344.21, 9,427,125,067.55 and 2,142,579,316.80 is: 3,214,199,204.89
Step by Step Solution
- Step 1: Write the proportion equation
6,284,104,344.21 : 9,427,125,067.55 = 2,142,579,316.80 : x - Step 2: Convert to fraction form
6,284,104,344.21/9,427,125,067.55 = 2,142,579,316.80/x - Step 3: Cross multiply
6,284,104,344.21x = 9,427,125,067.55 × 2,142,579,316.80 - Step 4: Simplify right side
6,284,104,344.21x = 20,198,363,186,608,717,824 - Step 5: Solve for x
x = 20,198,363,186,608,717,824/6,284,104,344.21 - Step 6: Final answer
x = 3,214,199,204.89
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1.5x scale
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.