Finding the Fourth Proportional to 379,201,868.70, 567,952,497.45 and 311,177,420.70
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Solution
The fourth proportional to 379,201,868.70, 567,952,497.45 and 311,177,420.70 is: 466,068,360.48
Step by Step Solution
- Step 1: Write the proportion equation
379,201,868.70 : 567,952,497.45 = 311,177,420.70 : x - Step 2: Convert to fraction form
379,201,868.70/567,952,497.45 = 311,177,420.70/x - Step 3: Cross multiply
379,201,868.70x = 567,952,497.45 × 311,177,420.70 - Step 4: Simplify right side
379,201,868.70x = 176,733,993,236,614,336 - Step 5: Solve for x
x = 176,733,993,236,614,336/379,201,868.70 - Step 6: Final answer
x = 466,068,360.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.