Finding the Fourth Proportional to 222,032,994.16, 306,409,161.06 and 121,559,756.08
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Solution
The fourth proportional to 222,032,994.16, 306,409,161.06 and 121,559,756.08 is: 167,754,450.28
Step by Step Solution
- Step 1: Write the proportion equation
222,032,994.16 : 306,409,161.06 = 121,559,756.08 : x - Step 2: Convert to fraction form
222,032,994.16/306,409,161.06 = 121,559,756.08/x - Step 3: Cross multiply
222,032,994.16x = 306,409,161.06 × 121,559,756.08 - Step 4: Simplify right side
222,032,994.16x = 37,247,022,879,131,032 - Step 5: Solve for x
x = 37,247,022,879,131,032/222,032,994.16 - Step 6: Final answer
x = 167,754,450.28
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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.