Finding the Fourth Proportional to 453,986,575.36, 680,428,326.66 and 246,232,338.04
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Solution
The fourth proportional to 453,986,575.36, 680,428,326.66 and 246,232,338.04 is: 369,049,365.85
Step by Step Solution
- Step 1: Write the proportion equation
453,986,575.36 : 680,428,326.66 = 246,232,338.04 : x - Step 2: Convert to fraction form
453,986,575.36/680,428,326.66 = 246,232,338.04/x - Step 3: Cross multiply
453,986,575.36x = 680,428,326.66 × 246,232,338.04 - Step 4: Simplify right side
453,986,575.36x = 167,543,457,742,136,640 - Step 5: Solve for x
x = 167,543,457,742,136,640/453,986,575.36 - Step 6: Final answer
x = 369,049,365.85
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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.