Finding the Fourth Proportional to 125,538,705.78, 188,304,577.68 and 33,423,234.14
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Solution
The fourth proportional to 125,538,705.78, 188,304,577.68 and 33,423,234.14 is: 50,133,924.44
Step by Step Solution
- Step 1: Write the proportion equation
125,538,705.78 : 188,304,577.68 = 33,423,234.14 : x - Step 2: Convert to fraction form
125,538,705.78/188,304,577.68 = 33,423,234.14/x - Step 3: Cross multiply
125,538,705.78x = 188,304,577.68 × 33,423,234.14 - Step 4: Simplify right side
125,538,705.78x = 6,293,747,989,432,458 - Step 5: Solve for x
x = 6,293,747,989,432,458/125,538,705.78 - Step 6: Final answer
x = 50,133,924.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.