Finding the Fourth Proportional to 208,752,883.28, 313,127,331.07 and 126,894,362.66
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Solution
The fourth proportional to 208,752,883.28, 313,127,331.07 and 126,894,362.66 is: 190,340,331.99
Step by Step Solution
- Step 1: Write the proportion equation
208,752,883.28 : 313,127,331.07 = 126,894,362.66 : x - Step 2: Convert to fraction form
208,752,883.28/313,127,331.07 = 126,894,362.66/x - Step 3: Cross multiply
208,752,883.28x = 313,127,331.07 × 126,894,362.66 - Step 4: Simplify right side
208,752,883.28x = 39,734,093,107,554,464 - Step 5: Solve for x
x = 39,734,093,107,554,464/208,752,883.28 - Step 6: Final answer
x = 190,340,331.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.