Finding the Fourth Proportional to 495,517,837.65, 743,228,627.90 and 150,474,453.99
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Solution
The fourth proportional to 495,517,837.65, 743,228,627.90 and 150,474,453.99 is: 225,697,065.73
Step by Step Solution
- Step 1: Write the proportion equation
495,517,837.65 : 743,228,627.90 = 150,474,453.99 : x - Step 2: Convert to fraction form
495,517,837.65/743,228,627.90 = 150,474,453.99/x - Step 3: Cross multiply
495,517,837.65x = 743,228,627.90 × 150,474,453.99 - Step 4: Simplify right side
495,517,837.65x = 111,836,921,972,237,008 - Step 5: Solve for x
x = 111,836,921,972,237,008/495,517,837.65 - Step 6: Final answer
x = 225,697,065.73
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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.