Finding the Fourth Proportional to 149,505,121.80, 224,257,682.70 and 40,330,081.80
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Solution
The fourth proportional to 149,505,121.80, 224,257,682.70 and 40,330,081.80 is: 60,495,122.70
Step by Step Solution
- Step 1: Write the proportion equation
149,505,121.80 : 224,257,682.70 = 40,330,081.80 : x - Step 2: Convert to fraction form
149,505,121.80/224,257,682.70 = 40,330,081.80/x - Step 3: Cross multiply
149,505,121.80x = 224,257,682.70 × 40,330,081.80 - Step 4: Simplify right side
149,505,121.80x = 9,044,330,687,569,444 - Step 5: Solve for x
x = 9,044,330,687,569,444/149,505,121.80 - Step 6: Final answer
x = 60,495,122.70
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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.