Finding the Fourth Proportional to 118,341,505.20, 177,512,257.80 and 32,079,773.55
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Solution
The fourth proportional to 118,341,505.20, 177,512,257.80 and 32,079,773.55 is: 48,119,660.33
Step by Step Solution
- Step 1: Write the proportion equation
118,341,505.20 : 177,512,257.80 = 32,079,773.55 : x - Step 2: Convert to fraction form
118,341,505.20/177,512,257.80 = 32,079,773.55/x - Step 3: Cross multiply
118,341,505.20x = 177,512,257.80 × 32,079,773.55 - Step 4: Simplify right side
118,341,505.20x = 5,694,553,032,573,222 - Step 5: Solve for x
x = 5,694,553,032,573,222/118,341,505.20 - Step 6: Final answer
x = 48,119,660.33
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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.