Finding the Fourth Proportional to 203,541,502.44, 304,541,827.50 and 120,587,808.36
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Solution
The fourth proportional to 203,541,502.44, 304,541,827.50 and 120,587,808.36 is: 180,425,274.90
Step by Step Solution
- Step 1: Write the proportion equation
203,541,502.44 : 304,541,827.50 = 120,587,808.36 : x - Step 2: Convert to fraction form
203,541,502.44/304,541,827.50 = 120,587,808.36/x - Step 3: Cross multiply
203,541,502.44x = 304,541,827.50 × 120,587,808.36 - Step 4: Simplify right side
203,541,502.44x = 36,724,031,532,174,176 - Step 5: Solve for x
x = 36,724,031,532,174,176/203,541,502.44 - Step 6: Final answer
x = 180,425,274.90
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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.