Finding the Fourth Proportional to 79,255,586.10, 109,373,501.09 and 44,447,529.20
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Solution
The fourth proportional to 79,255,586.10, 109,373,501.09 and 44,447,529.20 is: 61,338,034.61
Step by Step Solution
- Step 1: Write the proportion equation
79,255,586.10 : 109,373,501.09 = 44,447,529.20 : x - Step 2: Convert to fraction form
79,255,586.10/109,373,501.09 = 44,447,529.20/x - Step 3: Cross multiply
79,255,586.10x = 109,373,501.09 × 44,447,529.20 - Step 4: Simplify right side
79,255,586.10x = 4,861,381,883,404,007 - Step 5: Solve for x
x = 4,861,381,883,404,007/79,255,586.10 - Step 6: Final answer
x = 61,338,034.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.