Finding the Fourth Proportional to 239,888,550.92, 331,058,988.12 and 134,044,535.48
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Solution
The fourth proportional to 239,888,550.92, 331,058,988.12 and 134,044,535.48 is: 184,988,604.54
Step by Step Solution
- Step 1: Write the proportion equation
239,888,550.92 : 331,058,988.12 = 134,044,535.48 : x - Step 2: Convert to fraction form
239,888,550.92/331,058,988.12 = 134,044,535.48/x - Step 3: Cross multiply
239,888,550.92x = 331,058,988.12 × 134,044,535.48 - Step 4: Simplify right side
239,888,550.92x = 44,376,648,279,024,240 - Step 5: Solve for x
x = 44,376,648,279,024,240/239,888,550.92 - Step 6: Final answer
x = 184,988,604.54
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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.