Finding the Fourth Proportional to 3,306,890,391.77, 4,563,500,750.96 and 1,801,529,112.99
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Solution
The fourth proportional to 3,306,890,391.77, 4,563,500,750.96 and 1,801,529,112.99 is: 2,486,105,823.31
Step by Step Solution
- Step 1: Write the proportion equation
3,306,890,391.77 : 4,563,500,750.96 = 1,801,529,112.99 : x - Step 2: Convert to fraction form
3,306,890,391.77/4,563,500,750.96 = 1,801,529,112.99/x - Step 3: Cross multiply
3,306,890,391.77x = 4,563,500,750.96 × 1,801,529,112.99 - Step 4: Simplify right side
3,306,890,391.77x = 8,221,279,460,006,167,552 - Step 5: Solve for x
x = 8,221,279,460,006,167,552/3,306,890,391.77 - Step 6: Final answer
x = 2,486,105,823.31
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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.