Finding the Fourth Proportional to 49,207,639.65, 73,811,459.48 and 48,924,204.45
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Solution
The fourth proportional to 49,207,639.65, 73,811,459.48 and 48,924,204.45 is: 73,386,306.68
Step by Step Solution
- Step 1: Write the proportion equation
49,207,639.65 : 73,811,459.48 = 48,924,204.45 : x - Step 2: Convert to fraction form
49,207,639.65/73,811,459.48 = 48,924,204.45/x - Step 3: Cross multiply
49,207,639.65x = 73,811,459.48 × 48,924,204.45 - Step 4: Simplify right side
49,207,639.65x = 3,611,166,934,107,789.50 - Step 5: Solve for x
x = 3,611,166,934,107,789.50/49,207,639.65 - Step 6: Final answer
x = 73,386,306.68
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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.