Finding the Fourth Proportional to 207,186,297.14, 285,916,093.17 and 114,365,993.06
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Solution
The fourth proportional to 207,186,297.14, 285,916,093.17 and 114,365,993.06 is: 157,824,520.15
Step by Step Solution
- Step 1: Write the proportion equation
207,186,297.14 : 285,916,093.17 = 114,365,993.06 : x - Step 2: Convert to fraction form
207,186,297.14/285,916,093.17 = 114,365,993.06/x - Step 3: Cross multiply
207,186,297.14x = 285,916,093.17 × 114,365,993.06 - Step 4: Simplify right side
207,186,297.14x = 32,699,077,927,222,536 - Step 5: Solve for x
x = 32,699,077,927,222,536/207,186,297.14 - Step 6: Final answer
x = 157,824,520.15
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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.