Finding the Fourth Proportional to 116,088,576.96, 160,197,433.08 and 63,165,502.44
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Solution
The fourth proportional to 116,088,576.96, 160,197,433.08 and 63,165,502.44 is: 87,165,779.92
Step by Step Solution
- Step 1: Write the proportion equation
116,088,576.96 : 160,197,433.08 = 63,165,502.44 : x - Step 2: Convert to fraction form
116,088,576.96/160,197,433.08 = 63,165,502.44/x - Step 3: Cross multiply
116,088,576.96x = 160,197,433.08 × 63,165,502.44 - Step 4: Simplify right side
116,088,576.96x = 10,118,951,350,096,478 - Step 5: Solve for x
x = 10,118,951,350,096,478/116,088,576.96 - Step 6: Final answer
x = 87,165,779.92
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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.