Finding the Fourth Proportional to 2,377,438,005.29, 3,281,072,350.66 and 1,320,372,630.68
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Solution
The fourth proportional to 2,377,438,005.29, 3,281,072,350.66 and 1,320,372,630.68 is: 1,822,229,694.92
Step by Step Solution
- Step 1: Write the proportion equation
2,377,438,005.29 : 3,281,072,350.66 = 1,320,372,630.68 : x - Step 2: Convert to fraction form
2,377,438,005.29/3,281,072,350.66 = 1,320,372,630.68/x - Step 3: Cross multiply
2,377,438,005.29x = 3,281,072,350.66 × 1,320,372,630.68 - Step 4: Simplify right side
2,377,438,005.29x = 4,332,238,131,072,648,704 - Step 5: Solve for x
x = 4,332,238,131,072,648,704/2,377,438,005.29 - Step 6: Final answer
x = 1,822,229,694.92
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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.