Finding the Fourth Proportional to 213,809,603.68, 295,057,253.20 and 116,024,459.68
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Solution
The fourth proportional to 213,809,603.68, 295,057,253.20 and 116,024,459.68 is: 160,113,754.42
Step by Step Solution
- Step 1: Write the proportion equation
213,809,603.68 : 295,057,253.20 = 116,024,459.68 : x - Step 2: Convert to fraction form
213,809,603.68/295,057,253.20 = 116,024,459.68/x - Step 3: Cross multiply
213,809,603.68x = 295,057,253.20 × 116,024,459.68 - Step 4: Simplify right side
213,809,603.68x = 34,233,858,377,194,952 - Step 5: Solve for x
x = 34,233,858,377,194,952/213,809,603.68 - Step 6: Final answer
x = 160,113,754.42
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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.