Finding the Fourth Proportional to 243,239,571.68, 364,879,270.15 and 70,716,173.99
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Solution
The fourth proportional to 243,239,571.68, 364,879,270.15 and 70,716,173.99 is: 106,080,050.11
Step by Step Solution
- Step 1: Write the proportion equation
243,239,571.68 : 364,879,270.15 = 70,716,173.99 : x - Step 2: Convert to fraction form
243,239,571.68/364,879,270.15 = 70,716,173.99/x - Step 3: Cross multiply
243,239,571.68x = 364,879,270.15 × 70,716,173.99 - Step 4: Simplify right side
243,239,571.68x = 25,802,865,951,270,424 - Step 5: Solve for x
x = 25,802,865,951,270,424/243,239,571.68 - Step 6: Final answer
x = 106,080,050.11
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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.