Finding the Fourth Proportional to 185,240,581.98, 255,590,814.87 and 106,907,542.62
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Solution
The fourth proportional to 185,240,581.98, 255,590,814.87 and 106,907,542.62 is: 147,508,637.91
Step by Step Solution
- Step 1: Write the proportion equation
185,240,581.98 : 255,590,814.87 = 106,907,542.62 : x - Step 2: Convert to fraction form
185,240,581.98/255,590,814.87 = 106,907,542.62/x - Step 3: Cross multiply
185,240,581.98x = 255,590,814.87 × 106,907,542.62 - Step 4: Simplify right side
185,240,581.98x = 27,324,585,933,995,056 - Step 5: Solve for x
x = 27,324,585,933,995,056/185,240,581.98 - Step 6: Final answer
x = 147,508,637.91
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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.