Finding the Fourth Proportional to 112,263,873.02, 154,922,496.01 and 62,704,969.96
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Solution
The fourth proportional to 112,263,873.02, 154,922,496.01 and 62,704,969.96 is: 86,531,937.63
Step by Step Solution
- Step 1: Write the proportion equation
112,263,873.02 : 154,922,496.01 = 62,704,969.96 : x - Step 2: Convert to fraction form
112,263,873.02/154,922,496.01 = 62,704,969.96/x - Step 3: Cross multiply
112,263,873.02x = 154,922,496.01 × 62,704,969.96 - Step 4: Simplify right side
112,263,873.02x = 9,714,410,458,121,744 - Step 5: Solve for x
x = 9,714,410,458,121,744/112,263,873.02 - Step 6: Final answer
x = 86,531,937.63
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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.