Finding the Fourth Proportional to 98,804,187.64, 136,350,579.50 and 54,751,922.31
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Solution
The fourth proportional to 98,804,187.64, 136,350,579.50 and 54,751,922.31 is: 75,558,096.42
Step by Step Solution
- Step 1: Write the proportion equation
98,804,187.64 : 136,350,579.50 = 54,751,922.31 : x - Step 2: Convert to fraction form
98,804,187.64/136,350,579.50 = 54,751,922.31/x - Step 3: Cross multiply
98,804,187.64x = 136,350,579.50 × 54,751,922.31 - Step 4: Simplify right side
98,804,187.64x = 7,465,456,335,844,359 - Step 5: Solve for x
x = 7,465,456,335,844,359/98,804,187.64 - Step 6: Final answer
x = 75,558,096.42
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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.