Finding the Fourth Proportional to 344,738,257.20, 517,107,385.80 and 344,738,257.20
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Solution
The fourth proportional to 344,738,257.20, 517,107,385.80 and 344,738,257.20 is: 517,107,385.80
Step by Step Solution
- Step 1: Write the proportion equation
344,738,257.20 : 517,107,385.80 = 344,738,257.20 : x - Step 2: Convert to fraction form
344,738,257.20/517,107,385.80 = 344,738,257.20/x - Step 3: Cross multiply
344,738,257.20x = 517,107,385.80 × 344,738,257.20 - Step 4: Simplify right side
344,738,257.20x = 178,266,698,965,940,032 - Step 5: Solve for x
x = 178,266,698,965,940,032/344,738,257.20 - Step 6: Final answer
x = 517,107,385.80
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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.