Finding the Fourth Proportional to 96,782,945.86, 133,560,392.73 and 53,322,881.86
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Solution
The fourth proportional to 96,782,945.86, 133,560,392.73 and 53,322,881.86 is: 73,585,536.99
Step by Step Solution
- Step 1: Write the proportion equation
96,782,945.86 : 133,560,392.73 = 53,322,881.86 : x - Step 2: Convert to fraction form
96,782,945.86/133,560,392.73 = 53,322,881.86/x - Step 3: Cross multiply
96,782,945.86x = 133,560,392.73 × 53,322,881.86 - Step 4: Simplify right side
96,782,945.86x = 7,121,825,042,716,993 - Step 5: Solve for x
x = 7,121,825,042,716,993/96,782,945.86 - Step 6: Final answer
x = 73,585,536.99
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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.