Finding the Fourth Proportional to 88,430,832.70, 132,783,106.65 and 48,120,048.70
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Solution
The fourth proportional to 88,430,832.70, 132,783,106.65 and 48,120,048.70 is: 72,254,544.75
Step by Step Solution
- Step 1: Write the proportion equation
88,430,832.70 : 132,783,106.65 = 48,120,048.70 : x - Step 2: Convert to fraction form
88,430,832.70/132,783,106.65 = 48,120,048.70/x - Step 3: Cross multiply
88,430,832.70x = 132,783,106.65 × 48,120,048.70 - Step 4: Simplify right side
88,430,832.70x = 6,389,529,558,535,295 - Step 5: Solve for x
x = 6,389,529,558,535,295/88,430,832.70 - Step 6: Final answer
x = 72,254,544.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.