Finding the Fourth Proportional to 424,598,977.44, 586,127,381.76 and 285,450,444
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Solution
The fourth proportional to 424,598,977.44, 586,127,381.76 and 285,450,444 is: 394,043,156.61
Step by Step Solution
- Step 1: Write the proportion equation
424,598,977.44 : 586,127,381.76 = 285,450,444 : x - Step 2: Convert to fraction form
424,598,977.44/586,127,381.76 = 285,450,444/x - Step 3: Cross multiply
424,598,977.44x = 586,127,381.76 × 285,450,444 - Step 4: Simplify right side
424,598,977.44x = 167,310,321,363,949,504 - Step 5: Solve for x
x = 167,310,321,363,949,504/424,598,977.44 - Step 6: Final answer
x = 394,043,156.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.