Finding the Fourth Proportional to 149,471,877.60, 224,207,816.40 and 47,235,915.23
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Solution
The fourth proportional to 149,471,877.60, 224,207,816.40 and 47,235,915.23 is: 70,853,872.84
Step by Step Solution
- Step 1: Write the proportion equation
149,471,877.60 : 224,207,816.40 = 47,235,915.23 : x - Step 2: Convert to fraction form
149,471,877.60/224,207,816.40 = 47,235,915.23/x - Step 3: Cross multiply
149,471,877.60x = 224,207,816.40 × 47,235,915.23 - Step 4: Simplify right side
149,471,877.60x = 10,590,661,408,252,766 - Step 5: Solve for x
x = 10,590,661,408,252,766/149,471,877.60 - Step 6: Final answer
x = 70,853,872.84
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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.