Finding the Fourth Proportional to 327,164,312.87, 451,488,216.17 and 178,484,983.39
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Solution
The fourth proportional to 327,164,312.87, 451,488,216.17 and 178,484,983.39 is: 246,310,075.99
Step by Step Solution
- Step 1: Write the proportion equation
327,164,312.87 : 451,488,216.17 = 178,484,983.39 : x - Step 2: Convert to fraction form
327,164,312.87/451,488,216.17 = 178,484,983.39/x - Step 3: Cross multiply
327,164,312.87x = 451,488,216.17 × 178,484,983.39 - Step 4: Simplify right side
327,164,312.87x = 80,583,866,763,883,168 - Step 5: Solve for x
x = 80,583,866,763,883,168/327,164,312.87 - Step 6: Final answer
x = 246,310,075.99
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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.