Finding the Fourth Proportional to 107,992,794.33, 149,049,455.79 and 60,964,202.43
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Solution
The fourth proportional to 107,992,794.33, 149,049,455.79 and 60,964,202.43 is: 84,141,550.84
Step by Step Solution
- Step 1: Write the proportion equation
107,992,794.33 : 149,049,455.79 = 60,964,202.43 : x - Step 2: Convert to fraction form
107,992,794.33/149,049,455.79 = 60,964,202.43/x - Step 3: Cross multiply
107,992,794.33x = 149,049,455.79 × 60,964,202.43 - Step 4: Simplify right side
107,992,794.33x = 9,086,681,194,862,896 - Step 5: Solve for x
x = 9,086,681,194,862,896/107,992,794.33 - Step 6: Final answer
x = 84,141,550.84
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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.