Finding the Fourth Proportional to 83,107,750.68, 114,688,455.66 and 46,438,350.84
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Solution
The fourth proportional to 83,107,750.68, 114,688,455.66 and 46,438,350.84 is: 64,084,789.90
Step by Step Solution
- Step 1: Write the proportion equation
83,107,750.68 : 114,688,455.66 = 46,438,350.84 : x - Step 2: Convert to fraction form
83,107,750.68/114,688,455.66 = 46,438,350.84/x - Step 3: Cross multiply
83,107,750.68x = 114,688,455.66 × 46,438,350.84 - Step 4: Simplify right side
83,107,750.68x = 5,325,942,741,236,864 - Step 5: Solve for x
x = 5,325,942,741,236,864/83,107,750.68 - Step 6: Final answer
x = 64,084,789.90
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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.