Finding the Fourth Proportional to 251,993,718.41, 378,126,095.53 and 242,821,544.98
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Solution
The fourth proportional to 251,993,718.41, 378,126,095.53 and 242,821,544.98 is: 364,362,902.74
Step by Step Solution
- Step 1: Write the proportion equation
251,993,718.41 : 378,126,095.53 = 242,821,544.98 : x - Step 2: Convert to fraction form
251,993,718.41/378,126,095.53 = 242,821,544.98/x - Step 3: Cross multiply
251,993,718.41x = 378,126,095.53 × 242,821,544.98 - Step 4: Simplify right side
251,993,718.41x = 91,817,162,711,722,240 - Step 5: Solve for x
x = 91,817,162,711,722,240/251,993,718.41 - Step 6: Final answer
x = 364,362,902.74
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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.