Finding the Fourth Proportional to 80,997,640.80, 121,496,461.20 and 24,263,944.80
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Solution
The fourth proportional to 80,997,640.80, 121,496,461.20 and 24,263,944.80 is: 36,395,917.20
Step by Step Solution
- Step 1: Write the proportion equation
80,997,640.80 : 121,496,461.20 = 24,263,944.80 : x - Step 2: Convert to fraction form
80,997,640.80/121,496,461.20 = 24,263,944.80/x - Step 3: Cross multiply
80,997,640.80x = 121,496,461.20 × 24,263,944.80 - Step 4: Simplify right side
80,997,640.80x = 2,947,983,427,952,142 - Step 5: Solve for x
x = 2,947,983,427,952,142/80,997,640.80 - Step 6: Final answer
x = 36,395,917.20
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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.