Finding the Fourth Proportional to 481,550,862.40, 722,326,293.60 and 118,045,218.40
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Solution
The fourth proportional to 481,550,862.40, 722,326,293.60 and 118,045,218.40 is: 177,067,827.60
Step by Step Solution
- Step 1: Write the proportion equation
481,550,862.40 : 722,326,293.60 = 118,045,218.40 : x - Step 2: Convert to fraction form
481,550,862.40/722,326,293.60 = 118,045,218.40/x - Step 3: Cross multiply
481,550,862.40x = 722,326,293.60 × 118,045,218.40 - Step 4: Simplify right side
481,550,862.40x = 85,267,165,084,074,528 - Step 5: Solve for x
x = 85,267,165,084,074,528/481,550,862.40 - Step 6: Final answer
x = 177,067,827.60
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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.