Finding the Fourth Proportional to 135,991,504.08, 187,662,799.98 and 74,110,514.04
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Solution
The fourth proportional to 135,991,504.08, 187,662,799.98 and 74,110,514.04 is: 102,269,525.34
Step by Step Solution
- Step 1: Write the proportion equation
135,991,504.08 : 187,662,799.98 = 74,110,514.04 : x - Step 2: Convert to fraction form
135,991,504.08/187,662,799.98 = 74,110,514.04/x - Step 3: Cross multiply
135,991,504.08x = 187,662,799.98 × 74,110,514.04 - Step 4: Simplify right side
135,991,504.08x = 13,907,786,572,703,502 - Step 5: Solve for x
x = 13,907,786,572,703,502/135,991,504.08 - Step 6: Final answer
x = 102,269,525.34
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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.