Finding the Fourth Proportional to 94,647,626.76, 130,613,812.08 and 51,187,562.76
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Solution
The fourth proportional to 94,647,626.76, 130,613,812.08 and 51,187,562.76 is: 70,638,883.74
Step by Step Solution
- Step 1: Write the proportion equation
94,647,626.76 : 130,613,812.08 = 51,187,562.76 : x - Step 2: Convert to fraction form
94,647,626.76/130,613,812.08 = 51,187,562.76/x - Step 3: Cross multiply
94,647,626.76x = 130,613,812.08 × 51,187,562.76 - Step 4: Simplify right side
94,647,626.76x = 6,685,802,703,167,846 - Step 5: Solve for x
x = 6,685,802,703,167,846/94,647,626.76 - Step 6: Final answer
x = 70,638,883.74
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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.