Finding the Fourth Proportional to 98,052,424.49, 135,310,710.60 and 54,003,522.08
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Solution
The fourth proportional to 98,052,424.49, 135,310,710.60 and 54,003,522.08 is: 74,523,959.87
Step by Step Solution
- Step 1: Write the proportion equation
98,052,424.49 : 135,310,710.60 = 54,003,522.08 : x - Step 2: Convert to fraction form
98,052,424.49/135,310,710.60 = 54,003,522.08/x - Step 3: Cross multiply
98,052,424.49x = 135,310,710.60 × 54,003,522.08 - Step 4: Simplify right side
98,052,424.49x = 7,307,254,947,885,867 - Step 5: Solve for x
x = 7,307,254,947,885,867/98,052,424.49 - Step 6: Final answer
x = 74,523,959.87
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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.