Finding the Fourth Proportional to 116,695,626.24, 161,039,566.08 and 64,483,207.68
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Solution
The fourth proportional to 116,695,626.24, 161,039,566.08 and 64,483,207.68 is: 88,986,606.60
Step by Step Solution
- Step 1: Write the proportion equation
116,695,626.24 : 161,039,566.08 = 64,483,207.68 : x - Step 2: Convert to fraction form
116,695,626.24/161,039,566.08 = 64,483,207.68/x - Step 3: Cross multiply
116,695,626.24x = 161,039,566.08 × 64,483,207.68 - Step 4: Simplify right side
116,695,626.24x = 10,384,347,784,233,724 - Step 5: Solve for x
x = 10,384,347,784,233,724/116,695,626.24 - Step 6: Final answer
x = 88,986,606.60
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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.