Finding the Fourth Proportional to 594,738,641.98, 820,691,208.06 and 343,859,130.10
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Solution
The fourth proportional to 594,738,641.98, 820,691,208.06 and 343,859,130.10 is: 474,497,779.30
Step by Step Solution
- Step 1: Write the proportion equation
594,738,641.98 : 820,691,208.06 = 343,859,130.10 : x - Step 2: Convert to fraction form
594,738,641.98/820,691,208.06 = 343,859,130.10/x - Step 3: Cross multiply
594,738,641.98x = 820,691,208.06 × 343,859,130.10 - Step 4: Simplify right side
594,738,641.98x = 282,202,164,884,229,696 - Step 5: Solve for x
x = 282,202,164,884,229,696/594,738,641.98 - Step 6: Final answer
x = 474,497,779.30
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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.