Finding the Fourth Proportional to 296,883,269.10, 445,324,903.65 and 81,472,517.10
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Solution
The fourth proportional to 296,883,269.10, 445,324,903.65 and 81,472,517.10 is: 122,208,775.65
Step by Step Solution
- Step 1: Write the proportion equation
296,883,269.10 : 445,324,903.65 = 81,472,517.10 : x - Step 2: Convert to fraction form
296,883,269.10/445,324,903.65 = 81,472,517.10/x - Step 3: Cross multiply
296,883,269.10x = 445,324,903.65 × 81,472,517.10 - Step 4: Simplify right side
296,883,269.10x = 36,281,740,827,680,472 - Step 5: Solve for x
x = 36,281,740,827,680,472/296,883,269.10 - Step 6: Final answer
x = 122,208,775.65
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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.