Finding the Fourth Proportional to 594,738,640.98, 820,691,206.68 and 343,859,129.10
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Solution
The fourth proportional to 594,738,640.98, 820,691,206.68 and 343,859,129.10 is: 474,497,777.92
Step by Step Solution
- Step 1: Write the proportion equation
594,738,640.98 : 820,691,206.68 = 343,859,129.10 : x - Step 2: Convert to fraction form
594,738,640.98/820,691,206.68 = 343,859,129.10/x - Step 3: Cross multiply
594,738,640.98x = 820,691,206.68 × 343,859,129.10 - Step 4: Simplify right side
594,738,640.98x = 282,202,163,589,012,896 - Step 5: Solve for x
x = 282,202,163,589,012,896/594,738,640.98 - Step 6: Final answer
x = 474,497,777.92
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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.