Finding the Fourth Proportional to 2,589,415,814.60, 3,884,123,721.90 and 1,482,884,793.80
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Solution
The fourth proportional to 2,589,415,814.60, 3,884,123,721.90 and 1,482,884,793.80 is: 2,224,327,190.70
Step by Step Solution
- Step 1: Write the proportion equation
2,589,415,814.60 : 3,884,123,721.90 = 1,482,884,793.80 : x - Step 2: Convert to fraction form
2,589,415,814.60/3,884,123,721.90 = 1,482,884,793.80/x - Step 3: Cross multiply
2,589,415,814.60x = 3,884,123,721.90 × 1,482,884,793.80 - Step 4: Simplify right side
2,589,415,814.60x = 5,759,708,004,443,370,496 - Step 5: Solve for x
x = 5,759,708,004,443,370,496/2,589,415,814.60 - Step 6: Final answer
x = 2,224,327,190.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.