Finding the Fourth Proportional to 231,637,535.70, 347,515,115.37 and 107,229,854.82
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Solution
The fourth proportional to 231,637,535.70, 347,515,115.37 and 107,229,854.82 is: 160,872,007.45
Step by Step Solution
- Step 1: Write the proportion equation
231,637,535.70 : 347,515,115.37 = 107,229,854.82 : x - Step 2: Convert to fraction form
231,637,535.70/347,515,115.37 = 107,229,854.82/x - Step 3: Cross multiply
231,637,535.70x = 347,515,115.37 × 107,229,854.82 - Step 4: Simplify right side
231,637,535.70x = 37,263,995,368,880,648 - Step 5: Solve for x
x = 37,263,995,368,880,648/231,637,535.70 - Step 6: Final answer
x = 160,872,007.45
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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.