Finding the Fourth Proportional to 424,986,270.36, 637,025,287.14 and 303,449,256.60
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Solution
The fourth proportional to 424,986,270.36, 637,025,287.14 and 303,449,256.60 is: 454,849,634.68
Step by Step Solution
- Step 1: Write the proportion equation
424,986,270.36 : 637,025,287.14 = 303,449,256.60 : x - Step 2: Convert to fraction form
424,986,270.36/637,025,287.14 = 303,449,256.60/x - Step 3: Cross multiply
424,986,270.36x = 637,025,287.14 × 303,449,256.60 - Step 4: Simplify right side
424,986,270.36x = 193,304,849,818,034,560 - Step 5: Solve for x
x = 193,304,849,818,034,560/424,986,270.36 - Step 6: Final answer
x = 454,849,634.68
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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.