Finding the Fourth Proportional to 325,081,233.98, 448,609,827.56 and 176,398,573.98
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Solution
The fourth proportional to 325,081,233.98, 448,609,827.56 and 176,398,573.98 is: 243,428,797.43
Step by Step Solution
- Step 1: Write the proportion equation
325,081,233.98 : 448,609,827.56 = 176,398,573.98 : x - Step 2: Convert to fraction form
325,081,233.98/448,609,827.56 = 176,398,573.98/x - Step 3: Cross multiply
325,081,233.98x = 448,609,827.56 × 176,398,573.98 - Step 4: Simplify right side
325,081,233.98x = 79,134,133,854,997,696 - Step 5: Solve for x
x = 79,134,133,854,997,696/325,081,233.98 - Step 6: Final answer
x = 243,428,797.43
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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.