Finding the Fourth Proportional to 9,585,192,107.40, 13,227,311,371.50 and 5,356,138,747.32
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Solution
The fourth proportional to 9,585,192,107.40, 13,227,311,371.50 and 5,356,138,747.32 is: 7,391,329,684.99
Step by Step Solution
- Step 1: Write the proportion equation
9,585,192,107.40 : 13,227,311,371.50 = 5,356,138,747.32 : x - Step 2: Convert to fraction form
9,585,192,107.40/13,227,311,371.50 = 5,356,138,747.32/x - Step 3: Cross multiply
9,585,192,107.40x = 13,227,311,371.50 × 5,356,138,747.32 - Step 4: Simplify right side
9,585,192,107.40x = 70,847,314,959,757,598,720 - Step 5: Solve for x
x = 70,847,314,959,757,598,720/9,585,192,107.40 - Step 6: Final answer
x = 7,391,329,684.99
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1.5x scale
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.