Finding the Fourth Proportional to 96,651,236.32, 144,904,441.20 and 58,303,811.68
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Solution
The fourth proportional to 96,651,236.32, 144,904,441.20 and 58,303,811.68 is: 87,412,034.99
Step by Step Solution
- Step 1: Write the proportion equation
96,651,236.32 : 144,904,441.20 = 58,303,811.68 : x - Step 2: Convert to fraction form
96,651,236.32/144,904,441.20 = 58,303,811.68/x - Step 3: Cross multiply
96,651,236.32x = 144,904,441.20 × 58,303,811.68 - Step 4: Simplify right side
96,651,236.32x = 8,448,481,251,320,432 - Step 5: Solve for x
x = 8,448,481,251,320,432/96,651,236.32 - Step 6: Final answer
x = 87,412,034.99
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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.