Finding the Fourth Proportional to 3,685,514,187.60, 5,058,936,966.42 and 3,258,471,819.60
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Solution
The fourth proportional to 3,685,514,187.60, 5,058,936,966.42 and 3,258,471,819.60 is: 4,472,755,415.70
Step by Step Solution
- Step 1: Write the proportion equation
3,685,514,187.60 : 5,058,936,966.42 = 3,258,471,819.60 : x - Step 2: Convert to fraction form
3,685,514,187.60/5,058,936,966.42 = 3,258,471,819.60/x - Step 3: Cross multiply
3,685,514,187.60x = 5,058,936,966.42 × 3,258,471,819.60 - Step 4: Simplify right side
3,685,514,187.60x = 16,484,403,542,212,280,320 - Step 5: Solve for x
x = 16,484,403,542,212,280,320/3,685,514,187.60 - Step 6: Final answer
x = 4,472,755,415.70
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.