Finding the Fourth Proportional to 3,379,812,365.44, 4,663,524,353.82 and 1,950,361,988.18
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Solution
The fourth proportional to 3,379,812,365.44, 4,663,524,353.82 and 1,950,361,988.18 is: 2,691,143,663.38
Step by Step Solution
- Step 1: Write the proportion equation
3,379,812,365.44 : 4,663,524,353.82 = 1,950,361,988.18 : x - Step 2: Convert to fraction form
3,379,812,365.44/4,663,524,353.82 = 1,950,361,988.18/x - Step 3: Cross multiply
3,379,812,365.44x = 4,663,524,353.82 × 1,950,361,988.18 - Step 4: Simplify right side
3,379,812,365.44x = 9,095,560,630,642,225,152 - Step 5: Solve for x
x = 9,095,560,630,642,225,152/3,379,812,365.44 - Step 6: Final answer
x = 2,691,143,663.38
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1.5x scale
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.