Finding the Fourth Proportional to 98,804,187.39, 136,350,579.16 and 54,751,922.06
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Solution
The fourth proportional to 98,804,187.39, 136,350,579.16 and 54,751,922.06 is: 75,558,096.07
Step by Step Solution
- Step 1: Write the proportion equation
98,804,187.39 : 136,350,579.16 = 54,751,922.06 : x - Step 2: Convert to fraction form
98,804,187.39/136,350,579.16 = 54,751,922.06/x - Step 3: Cross multiply
98,804,187.39x = 136,350,579.16 × 54,751,922.06 - Step 4: Simplify right side
98,804,187.39x = 7,465,456,282,730,421 - Step 5: Solve for x
x = 7,465,456,282,730,421/98,804,187.39 - Step 6: Final answer
x = 75,558,096.07
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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.