Finding the Fourth Proportional to 94,784,708.40, 142,177,062.60 and 58,274,711.70
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Solution
The fourth proportional to 94,784,708.40, 142,177,062.60 and 58,274,711.70 is: 87,412,067.55
Step by Step Solution
- Step 1: Write the proportion equation
94,784,708.40 : 142,177,062.60 = 58,274,711.70 : x - Step 2: Convert to fraction form
94,784,708.40/142,177,062.60 = 58,274,711.70/x - Step 3: Cross multiply
94,784,708.40x = 142,177,062.60 × 58,274,711.70 - Step 4: Simplify right side
94,784,708.40x = 8,285,327,333,367,852 - Step 5: Solve for x
x = 8,285,327,333,367,852/94,784,708.40 - Step 6: Final answer
x = 87,412,067.55
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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.