Finding the Fourth Proportional to 94,245,415.20, 141,368,122.80 and 48,895,783.20
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Solution
The fourth proportional to 94,245,415.20, 141,368,122.80 and 48,895,783.20 is: 73,343,674.80
Step by Step Solution
- Step 1: Write the proportion equation
94,245,415.20 : 141,368,122.80 = 48,895,783.20 : x - Step 2: Convert to fraction form
94,245,415.20/141,368,122.80 = 48,895,783.20/x - Step 3: Cross multiply
94,245,415.20x = 141,368,122.80 × 48,895,783.20 - Step 4: Simplify right side
94,245,415.20x = 6,912,305,083,819,778 - Step 5: Solve for x
x = 6,912,305,083,819,778/94,245,415.20 - Step 6: Final answer
x = 73,343,674.80
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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.