Finding the Fourth Proportional to 97,949,734.24, 135,166,580.63 and 53,295,890.12
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Solution
The fourth proportional to 97,949,734.24, 135,166,580.63 and 53,295,890.12 is: 73,546,123.27
Step by Step Solution
- Step 1: Write the proportion equation
97,949,734.24 : 135,166,580.63 = 53,295,890.12 : x - Step 2: Convert to fraction form
97,949,734.24/135,166,580.63 = 53,295,890.12/x - Step 3: Cross multiply
97,949,734.24x = 135,166,580.63 × 53,295,890.12 - Step 4: Simplify right side
97,949,734.24x = 7,203,823,229,152,600 - Step 5: Solve for x
x = 7,203,823,229,152,600/97,949,734.24 - Step 6: Final answer
x = 73,546,123.27
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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.