Finding the Fourth Proportional to 412,829,757.18, 569,704,900.50 and 227,190,772.80
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Solution
The fourth proportional to 412,829,757.18, 569,704,900.50 and 227,190,772.80 is: 313,523,175.99
Step by Step Solution
- Step 1: Write the proportion equation
412,829,757.18 : 569,704,900.50 = 227,190,772.80 : x - Step 2: Convert to fraction form
412,829,757.18/569,704,900.50 = 227,190,772.80/x - Step 3: Cross multiply
412,829,757.18x = 569,704,900.50 × 227,190,772.80 - Step 4: Simplify right side
412,829,757.18x = 129,431,696,612,542,112 - Step 5: Solve for x
x = 129,431,696,612,542,112/412,829,757.18 - Step 6: Final answer
x = 313,523,175.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.