Finding the Fourth Proportional to 325,324,531.44, 448,935,593.40 and 176,642,439.12
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Solution
The fourth proportional to 325,324,531.44, 448,935,593.40 and 176,642,439.12 is: 243,759,909.14
Step by Step Solution
- Step 1: Write the proportion equation
325,324,531.44 : 448,935,593.40 = 176,642,439.12 : x - Step 2: Convert to fraction form
325,324,531.44/448,935,593.40 = 176,642,439.12/x - Step 3: Cross multiply
325,324,531.44x = 448,935,593.40 × 176,642,439.12 - Step 4: Simplify right side
325,324,531.44x = 79,301,078,225,960,576 - Step 5: Solve for x
x = 79,301,078,225,960,576/325,324,531.44 - Step 6: Final answer
x = 243,759,909.14
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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.