Finding the Fourth Proportional to 5,292,322,581.38, 7,938,702,953.58 and 1,561,613,902.06
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Solution
The fourth proportional to 5,292,322,581.38, 7,938,702,953.58 and 1,561,613,902.06 is: 2,342,485,497.81
Step by Step Solution
- Step 1: Write the proportion equation
5,292,322,581.38 : 7,938,702,953.58 = 1,561,613,902.06 : x - Step 2: Convert to fraction form
5,292,322,581.38/7,938,702,953.58 = 1,561,613,902.06/x - Step 3: Cross multiply
5,292,322,581.38x = 7,938,702,953.58 × 1,561,613,902.06 - Step 4: Simplify right side
5,292,322,581.38x = 12,397,188,896,635,310,080 - Step 5: Solve for x
x = 12,397,188,896,635,310,080/5,292,322,581.38 - Step 6: Final answer
x = 2,342,485,497.81
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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.