Finding the Fourth Proportional to 147,637,514.97, 203,745,960.73 and 84,913,630.32
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Solution
The fourth proportional to 147,637,514.97, 203,745,960.73 and 84,913,630.32 is: 117,184,370.06
Step by Step Solution
- Step 1: Write the proportion equation
147,637,514.97 : 203,745,960.73 = 84,913,630.32 : x - Step 2: Convert to fraction form
147,637,514.97/203,745,960.73 = 84,913,630.32/x - Step 3: Cross multiply
147,637,514.97x = 203,745,960.73 × 84,913,630.32 - Step 4: Simplify right side
147,637,514.97x = 17,300,809,189,491,496 - Step 5: Solve for x
x = 17,300,809,189,491,496/147,637,514.97 - Step 6: Final answer
x = 117,184,370.06
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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.