Finding the Fourth Proportional to 351,184,201.38, 484,598,877.84 and 194,522,037.66
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Solution
The fourth proportional to 351,184,201.38, 484,598,877.84 and 194,522,037.66 is: 268,420,848.08
Step by Step Solution
- Step 1: Write the proportion equation
351,184,201.38 : 484,598,877.84 = 194,522,037.66 : x - Step 2: Convert to fraction form
351,184,201.38/484,598,877.84 = 194,522,037.66/x - Step 3: Cross multiply
351,184,201.38x = 484,598,877.84 × 194,522,037.66 - Step 4: Simplify right side
351,184,201.38x = 94,265,161,165,186,208 - Step 5: Solve for x
x = 94,265,161,165,186,208/351,184,201.38 - Step 6: Final answer
x = 268,420,848.08
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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.