Finding the Fourth Proportional to 177,260,343.49, 244,660,088.69 and 103,945,105.09
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Solution
The fourth proportional to 177,260,343.49, 244,660,088.69 and 103,945,105.09 is: 143,468,178.67
Step by Step Solution
- Step 1: Write the proportion equation
177,260,343.49 : 244,660,088.69 = 103,945,105.09 : x - Step 2: Convert to fraction form
177,260,343.49/244,660,088.69 = 103,945,105.09/x - Step 3: Cross multiply
177,260,343.49x = 244,660,088.69 × 103,945,105.09 - Step 4: Simplify right side
177,260,343.49x = 25,431,218,630,210,772 - Step 5: Solve for x
x = 25,431,218,630,210,772/177,260,343.49 - Step 6: Final answer
x = 143,468,178.67
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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.