Finding the Fourth Proportional to 242,834,433.80, 335,112,528.30 and 131,325,274.62
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Solution
The fourth proportional to 242,834,433.80, 335,112,528.30 and 131,325,274.62 is: 181,229,424.99
Step by Step Solution
- Step 1: Write the proportion equation
242,834,433.80 : 335,112,528.30 = 131,325,274.62 : x - Step 2: Convert to fraction form
242,834,433.80/335,112,528.30 = 131,325,274.62/x - Step 3: Cross multiply
242,834,433.80x = 335,112,528.30 × 131,325,274.62 - Step 4: Simplify right side
242,834,433.80x = 44,008,744,807,090,560 - Step 5: Solve for x
x = 44,008,744,807,090,560/242,834,433.80 - Step 6: Final answer
x = 181,229,424.99
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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.