Finding the Fourth Proportional to 179,685,278.13, 247,965,683.63 and 97,179,062.79
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Solution
The fourth proportional to 179,685,278.13, 247,965,683.63 and 97,179,062.79 is: 134,107,106.55
Step by Step Solution
- Step 1: Write the proportion equation
179,685,278.13 : 247,965,683.63 = 97,179,062.79 : x - Step 2: Convert to fraction form
179,685,278.13/247,965,683.63 = 97,179,062.79/x - Step 3: Cross multiply
179,685,278.13x = 247,965,683.63 × 97,179,062.79 - Step 4: Simplify right side
179,685,278.13x = 24,097,072,739,245,048 - Step 5: Solve for x
x = 24,097,072,739,245,048/179,685,278.13 - Step 6: Final answer
x = 134,107,106.55
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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.