Finding the Fourth Proportional to 174,252,023.80, 261,378,035.70 and 46,601,207.80
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Solution
The fourth proportional to 174,252,023.80, 261,378,035.70 and 46,601,207.80 is: 69,901,811.70
Step by Step Solution
- Step 1: Write the proportion equation
174,252,023.80 : 261,378,035.70 = 46,601,207.80 : x - Step 2: Convert to fraction form
174,252,023.80/261,378,035.70 = 46,601,207.80/x - Step 3: Cross multiply
174,252,023.80x = 261,378,035.70 × 46,601,207.80 - Step 4: Simplify right side
174,252,023.80x = 12,180,532,156,011,518 - Step 5: Solve for x
x = 12,180,532,156,011,518/174,252,023.80 - Step 6: Final answer
x = 69,901,811.70
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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.