Finding the Fourth Proportional to 96,302,632.24, 144,207,322.80 and 53,123,845.60
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Solution
The fourth proportional to 96,302,632.24, 144,207,322.80 and 53,123,845.60 is: 79,549,721.26
Step by Step Solution
- Step 1: Write the proportion equation
96,302,632.24 : 144,207,322.80 = 53,123,845.60 : x - Step 2: Convert to fraction form
96,302,632.24/144,207,322.80 = 53,123,845.60/x - Step 3: Cross multiply
96,302,632.24x = 144,207,322.80 × 53,123,845.60 - Step 4: Simplify right side
96,302,632.24x = 7,660,847,550,816,561 - Step 5: Solve for x
x = 7,660,847,550,816,561/96,302,632.24 - Step 6: Final answer
x = 79,549,721.26
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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.