Finding the Fourth Proportional to 179,674,816.86, 247,951,993.05 and 97,168,602.42
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Solution
The fourth proportional to 179,674,816.86, 247,951,993.05 and 97,168,602.42 is: 134,093,074.66
Step by Step Solution
- Step 1: Write the proportion equation
179,674,816.86 : 247,951,993.05 = 97,168,602.42 : x - Step 2: Convert to fraction form
179,674,816.86/247,951,993.05 = 97,168,602.42/x - Step 3: Cross multiply
179,674,816.86x = 247,951,993.05 × 97,168,602.42 - Step 4: Simplify right side
179,674,816.86x = 24,093,148,631,922,056 - Step 5: Solve for x
x = 24,093,148,631,922,056/179,674,816.86 - Step 6: Final answer
x = 134,093,074.66
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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.