Finding the Fourth Proportional to 3,787,384,227.98, 5,226,751,648.53 and 2,116,633,319.96
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Solution
The fourth proportional to 3,787,384,227.98, 5,226,751,648.53 and 2,116,633,319.96 is: 2,921,044,190.00
Step by Step Solution
- Step 1: Write the proportion equation
3,787,384,227.98 : 5,226,751,648.53 = 2,116,633,319.96 : x - Step 2: Convert to fraction form
3,787,384,227.98/5,226,751,648.53 = 2,116,633,319.96/x - Step 3: Cross multiply
3,787,384,227.98x = 5,226,751,648.53 × 2,116,633,319.96 - Step 4: Simplify right side
3,787,384,227.98x = 11,063,116,694,408,323,072 - Step 5: Solve for x
x = 11,063,116,694,408,323,072/3,787,384,227.98 - Step 6: Final answer
x = 2,921,044,190.00
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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.