Finding the Fourth Proportional to 2,996,859,431.24, 4,135,383,115.88 and 1,790,960,598.98
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Solution
The fourth proportional to 2,996,859,431.24, 4,135,383,115.88 and 1,790,960,598.98 is: 2,471,356,562.48
Step by Step Solution
- Step 1: Write the proportion equation
2,996,859,431.24 : 4,135,383,115.88 = 1,790,960,598.98 : x - Step 2: Convert to fraction form
2,996,859,431.24/4,135,383,115.88 = 1,790,960,598.98/x - Step 3: Cross multiply
2,996,859,431.24x = 4,135,383,115.88 × 1,790,960,598.98 - Step 4: Simplify right side
2,996,859,431.24x = 7,406,308,222,198,591,488 - Step 5: Solve for x
x = 7,406,308,222,198,591,488/2,996,859,431.24 - Step 6: Final answer
x = 2,471,356,562.48
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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.