Finding the Fourth Proportional to 5,202,430,863.44, 7,179,361,701.04 and 2,823,568,837.44
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Solution
The fourth proportional to 5,202,430,863.44, 7,179,361,701.04 and 2,823,568,837.44 is: 3,896,528,854.28
Step by Step Solution
- Step 1: Write the proportion equation
5,202,430,863.44 : 7,179,361,701.04 = 2,823,568,837.44 : x - Step 2: Convert to fraction form
5,202,430,863.44/7,179,361,701.04 = 2,823,568,837.44/x - Step 3: Cross multiply
5,202,430,863.44x = 7,179,361,701.04 × 2,823,568,837.44 - Step 4: Simplify right side
5,202,430,863.44x = 20,271,421,971,766,775,808 - Step 5: Solve for x
x = 20,271,421,971,766,775,808/5,202,430,863.44 - Step 6: Final answer
x = 3,896,528,854.28
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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.