Finding the Fourth Proportional to 1,962,935,634.28, 2,708,807,576.68 and 1,082,869,105
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Solution
The fourth proportional to 1,962,935,634.28, 2,708,807,576.68 and 1,082,869,105 is: 1,494,335,313.37
Step by Step Solution
- Step 1: Write the proportion equation
1,962,935,634.28 : 2,708,807,576.68 = 1,082,869,105 : x - Step 2: Convert to fraction form
1,962,935,634.28/2,708,807,576.68 = 1,082,869,105/x - Step 3: Cross multiply
1,962,935,634.28x = 2,708,807,576.68 × 1,082,869,105 - Step 4: Simplify right side
1,962,935,634.28x = 2,933,284,036,176,690,176 - Step 5: Solve for x
x = 2,933,284,036,176,690,176/1,962,935,634.28 - Step 6: Final answer
x = 1,494,335,313.37
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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.