Finding the Fourth Proportional to 104,372,370.15, 144,029,924.76 and 57,965,613.42
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Solution
The fourth proportional to 104,372,370.15, 144,029,924.76 and 57,965,613.42 is: 79,990,354.99
Step by Step Solution
- Step 1: Write the proportion equation
104,372,370.15 : 144,029,924.76 = 57,965,613.42 : x - Step 2: Convert to fraction form
104,372,370.15/144,029,924.76 = 57,965,613.42/x - Step 3: Cross multiply
104,372,370.15x = 144,029,924.76 × 57,965,613.42 - Step 4: Simplify right side
104,372,370.15x = 8,348,782,939,549,846 - Step 5: Solve for x
x = 8,348,782,939,549,846/104,372,370.15 - Step 6: Final answer
x = 79,990,354.99
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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.