Finding the Fourth Proportional to 134,788,470.70, 202,182,706.05 and 48,540,189.10
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Solution
The fourth proportional to 134,788,470.70, 202,182,706.05 and 48,540,189.10 is: 72,810,283.65
Step by Step Solution
- Step 1: Write the proportion equation
134,788,470.70 : 202,182,706.05 = 48,540,189.10 : x - Step 2: Convert to fraction form
134,788,470.70/202,182,706.05 = 48,540,189.10/x - Step 3: Cross multiply
134,788,470.70x = 202,182,706.05 × 48,540,189.10 - Step 4: Simplify right side
134,788,470.70x = 9,813,986,784,416,714 - Step 5: Solve for x
x = 9,813,986,784,416,714/134,788,470.70 - Step 6: Final answer
x = 72,810,283.65
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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.