Finding the Fourth Proportional to 134,788,467.70, 202,182,701.55 and 48,540,186.10
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Solution
The fourth proportional to 134,788,467.70, 202,182,701.55 and 48,540,186.10 is: 72,810,279.15
Step by Step Solution
- Step 1: Write the proportion equation
134,788,467.70 : 202,182,701.55 = 48,540,186.10 : x - Step 2: Convert to fraction form
134,788,467.70/202,182,701.55 = 48,540,186.10/x - Step 3: Cross multiply
134,788,467.70x = 202,182,701.55 × 48,540,186.10 - Step 4: Simplify right side
134,788,467.70x = 9,813,985,959,437,760 - Step 5: Solve for x
x = 9,813,985,959,437,760/134,788,467.70 - Step 6: Final answer
x = 72,810,279.15
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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.