Finding the Fourth Proportional to 299,888,782.97, 413,843,460.84 and 167,729,464.04
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Solution
The fourth proportional to 299,888,782.97, 413,843,460.84 and 167,729,464.04 is: 231,464,949.09
Step by Step Solution
- Step 1: Write the proportion equation
299,888,782.97 : 413,843,460.84 = 167,729,464.04 : x - Step 2: Convert to fraction form
299,888,782.97/413,843,460.84 = 167,729,464.04/x - Step 3: Cross multiply
299,888,782.97x = 413,843,460.84 × 167,729,464.04 - Step 4: Simplify right side
299,888,782.97x = 69,413,741,881,082,704 - Step 5: Solve for x
x = 69,413,741,881,082,704/299,888,782.97 - Step 6: Final answer
x = 231,464,949.09
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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.