Finding the Fourth Proportional to 4,654,449,761.96, 6,423,276,327.41 and 2,540,041,905.87
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Solution
The fourth proportional to 4,654,449,761.96, 6,423,276,327.41 and 2,540,041,905.87 is: 3,505,331,860.69
Step by Step Solution
- Step 1: Write the proportion equation
4,654,449,761.96 : 6,423,276,327.41 = 2,540,041,905.87 : x - Step 2: Convert to fraction form
4,654,449,761.96/6,423,276,327.41 = 2,540,041,905.87/x - Step 3: Cross multiply
4,654,449,761.96x = 6,423,276,327.41 × 2,540,041,905.87 - Step 4: Simplify right side
4,654,449,761.96x = 16,315,391,044,610,500,608 - Step 5: Solve for x
x = 16,315,391,044,610,500,608/4,654,449,761.96 - Step 6: Final answer
x = 3,505,331,860.69
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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.