Finding the Fourth Proportional to 118,049,546.20, 177,074,319.30 and 93,390,683.80
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Solution
The fourth proportional to 118,049,546.20, 177,074,319.30 and 93,390,683.80 is: 140,086,025.70
Step by Step Solution
- Step 1: Write the proportion equation
118,049,546.20 : 177,074,319.30 = 93,390,683.80 : x - Step 2: Convert to fraction form
118,049,546.20/177,074,319.30 = 93,390,683.80/x - Step 3: Cross multiply
118,049,546.20x = 177,074,319.30 × 93,390,683.80 - Step 4: Simplify right side
118,049,546.20x = 16,537,091,762,846,538 - Step 5: Solve for x
x = 16,537,091,762,846,538/118,049,546.20 - Step 6: Final answer
x = 140,086,025.70
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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.