Finding the Fourth Proportional to 195,493,612.80, 293,165,769.60 and 59,133,676.80
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Solution
The fourth proportional to 195,493,612.80, 293,165,769.60 and 59,133,676.80 is: 88,677,934.90
Step by Step Solution
- Step 1: Write the proportion equation
195,493,612.80 : 293,165,769.60 = 59,133,676.80 : x - Step 2: Convert to fraction form
195,493,612.80/293,165,769.60 = 59,133,676.80/x - Step 3: Cross multiply
195,493,612.80x = 293,165,769.60 × 59,133,676.80 - Step 4: Simplify right side
195,493,612.80x = 17,335,969,868,349,666 - Step 5: Solve for x
x = 17,335,969,868,349,666/195,493,612.80 - Step 6: Final answer
x = 88,677,934.90
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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.