Finding the Fourth Proportional to 113,498,486.30, 170,247,729.45 and 56,102,858.30
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Solution
The fourth proportional to 113,498,486.30, 170,247,729.45 and 56,102,858.30 is: 84,154,287.45
Step by Step Solution
- Step 1: Write the proportion equation
113,498,486.30 : 170,247,729.45 = 56,102,858.30 : x - Step 2: Convert to fraction form
113,498,486.30/170,247,729.45 = 56,102,858.30/x - Step 3: Cross multiply
113,498,486.30x = 170,247,729.45 × 56,102,858.30 - Step 4: Simplify right side
113,498,486.30x = 9,551,384,241,230,086 - Step 5: Solve for x
x = 9,551,384,241,230,086/113,498,486.30 - Step 6: Final answer
x = 84,154,287.45
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1.5x scale
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.