Finding the Fourth Proportional to 3,086,114,427.24, 4,258,954,975.34 and 1,729,773,399.09
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Solution
The fourth proportional to 3,086,114,427.24, 4,258,954,975.34 and 1,729,773,399.09 is: 2,387,152,906.33
Step by Step Solution
- Step 1: Write the proportion equation
3,086,114,427.24 : 4,258,954,975.34 = 1,729,773,399.09 : x - Step 2: Convert to fraction form
3,086,114,427.24/4,258,954,975.34 = 1,729,773,399.09/x - Step 3: Cross multiply
3,086,114,427.24x = 4,258,954,975.34 × 1,729,773,399.09 - Step 4: Simplify right side
3,086,114,427.24x = 7,367,027,024,265,139,200 - Step 5: Solve for x
x = 7,367,027,024,265,139,200/3,086,114,427.24 - Step 6: Final answer
x = 2,387,152,906.33
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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.