Finding the Fourth Proportional to 48,869,481,810.30, 73,304,222,715.45 and 19,425,524,646.30
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Solution
The fourth proportional to 48,869,481,810.30, 73,304,222,715.45 and 19,425,524,646.30 is: 29,138,286,969.45
Step by Step Solution
- Step 1: Write the proportion equation
48,869,481,810.30 : 73,304,222,715.45 = 19,425,524,646.30 : x - Step 2: Convert to fraction form
48,869,481,810.30/73,304,222,715.45 = 19,425,524,646.30/x - Step 3: Cross multiply
48,869,481,810.30x = 73,304,222,715.45 × 19,425,524,646.30 - Step 4: Simplify right side
48,869,481,810.30x = 1,423,972,985,036,838,273,024 - Step 5: Solve for x
x = 1,423,972,985,036,838,273,024/48,869,481,810.30 - Step 6: Final answer
x = 29,138,286,969.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.