Finding the Fourth Proportional to 181,718,721.84, 250,770,527.02 and 99,212,506.32
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Solution
The fourth proportional to 181,718,721.84, 250,770,527.02 and 99,212,506.32 is: 136,912,543.99
Step by Step Solution
- Step 1: Write the proportion equation
181,718,721.84 : 250,770,527.02 = 99,212,506.32 : x - Step 2: Convert to fraction form
181,718,721.84/250,770,527.02 = 99,212,506.32/x - Step 3: Cross multiply
181,718,721.84x = 250,770,527.02 × 99,212,506.32 - Step 4: Simplify right side
181,718,721.84x = 24,879,572,496,841,480 - Step 5: Solve for x
x = 24,879,572,496,841,480/181,718,721.84 - Step 6: Final answer
x = 136,912,543.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.