Finding the Fourth Proportional to 173,164,195.36, 238,963,636.16 and 93,778,611.84
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Solution
The fourth proportional to 173,164,195.36, 238,963,636.16 and 93,778,611.84 is: 129,412,884.88
Step by Step Solution
- Step 1: Write the proportion equation
173,164,195.36 : 238,963,636.16 = 93,778,611.84 : x - Step 2: Convert to fraction form
173,164,195.36/238,963,636.16 = 93,778,611.84/x - Step 3: Cross multiply
173,164,195.36x = 238,963,636.16 × 93,778,611.84 - Step 4: Simplify right side
173,164,195.36x = 22,409,678,079,323,628 - Step 5: Solve for x
x = 22,409,678,079,323,628/173,164,195.36 - Step 6: Final answer
x = 129,412,884.88
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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.