Finding the Fourth Proportional to 311,036,955.20, 466,552,237.36 and 179,795,723.12
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Solution
The fourth proportional to 311,036,955.20, 466,552,237.36 and 179,795,723.12 is: 269,691,737.55
Step by Step Solution
- Step 1: Write the proportion equation
311,036,955.20 : 466,552,237.36 = 179,795,723.12 : x - Step 2: Convert to fraction form
311,036,955.20/466,552,237.36 = 179,795,723.12/x - Step 3: Cross multiply
311,036,955.20x = 466,552,237.36 × 179,795,723.12 - Step 4: Simplify right side
311,036,955.20x = 83,884,096,889,395,088 - Step 5: Solve for x
x = 83,884,096,889,395,088/311,036,955.20 - Step 6: Final answer
x = 269,691,737.55
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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.