Finding the Fourth Proportional to 126,466,680.88, 174,352,387.58 and 88,738,584.04
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Solution
The fourth proportional to 126,466,680.88, 174,352,387.58 and 88,738,584.04 is: 122,338,815.96
Step by Step Solution
- Step 1: Write the proportion equation
126,466,680.88 : 174,352,387.58 = 88,738,584.04 : x - Step 2: Convert to fraction form
126,466,680.88/174,352,387.58 = 88,738,584.04/x - Step 3: Cross multiply
126,466,680.88x = 174,352,387.58 × 88,738,584.04 - Step 4: Simplify right side
126,466,680.88x = 15,471,783,997,842,484 - Step 5: Solve for x
x = 15,471,783,997,842,484/126,466,680.88 - Step 6: Final answer
x = 122,338,815.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.