Finding the Fourth Proportional to 187,733,369.82, 259,072,625.97 and 104,107,388.70
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Solution
The fourth proportional to 187,733,369.82, 259,072,625.97 and 104,107,388.70 is: 143,668,515.61
Step by Step Solution
- Step 1: Write the proportion equation
187,733,369.82 : 259,072,625.97 = 104,107,388.70 : x - Step 2: Convert to fraction form
187,733,369.82/259,072,625.97 = 104,107,388.70/x - Step 3: Cross multiply
187,733,369.82x = 259,072,625.97 × 104,107,388.70 - Step 4: Simplify right side
187,733,369.82x = 26,971,374,573,388,504 - Step 5: Solve for x
x = 26,971,374,573,388,504/187,733,369.82 - Step 6: Final answer
x = 143,668,515.61
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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.