Finding the Fourth Proportional to 54,299,497.80, 81,449,246.70 and 48,819,750.60
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Solution
The fourth proportional to 54,299,497.80, 81,449,246.70 and 48,819,750.60 is: 73,229,625.90
Step by Step Solution
- Step 1: Write the proportion equation
54,299,497.80 : 81,449,246.70 = 48,819,750.60 : x - Step 2: Convert to fraction form
54,299,497.80/81,449,246.70 = 48,819,750.60/x - Step 3: Cross multiply
54,299,497.80x = 81,449,246.70 × 48,819,750.60 - Step 4: Simplify right side
54,299,497.80x = 3,976,331,910,451,873.50 - Step 5: Solve for x
x = 3,976,331,910,451,873.50/54,299,497.80 - Step 6: Final answer
x = 73,229,625.90
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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.