Finding the Fourth Proportional to 74,883,211.30, 112,100,868.15 and 44,575,473.70
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Solution
The fourth proportional to 74,883,211.30, 112,100,868.15 and 44,575,473.70 is: 66,729,901.31
Step by Step Solution
- Step 1: Write the proportion equation
74,883,211.30 : 112,100,868.15 = 44,575,473.70 : x - Step 2: Convert to fraction form
74,883,211.30/112,100,868.15 = 44,575,473.70/x - Step 3: Cross multiply
74,883,211.30x = 112,100,868.15 × 44,575,473.70 - Step 4: Simplify right side
74,883,211.30x = 4,996,949,299,967,493 - Step 5: Solve for x
x = 4,996,949,299,967,493/74,883,211.30 - Step 6: Final answer
x = 66,729,901.31
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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.