Finding the Fourth Proportional to 97,949,733.92, 135,166,580.18 and 53,295,889.79
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Solution
The fourth proportional to 97,949,733.92, 135,166,580.18 and 53,295,889.79 is: 73,546,122.82
Step by Step Solution
- Step 1: Write the proportion equation
97,949,733.92 : 135,166,580.18 = 53,295,889.79 : x - Step 2: Convert to fraction form
97,949,733.92/135,166,580.18 = 53,295,889.79/x - Step 3: Cross multiply
97,949,733.92x = 135,166,580.18 × 53,295,889.79 - Step 4: Simplify right side
97,949,733.92x = 7,203,823,160,835,775 - Step 5: Solve for x
x = 7,203,823,160,835,775/97,949,733.92 - Step 6: Final answer
x = 73,546,122.82
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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.