Finding the Fourth Proportional to 264,957,755.12, 397,495,908.62 and 80,739,648.91
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Solution
The fourth proportional to 264,957,755.12, 397,495,908.62 and 80,739,648.91 is: 121,127,536.32
Step by Step Solution
- Step 1: Write the proportion equation
264,957,755.12 : 397,495,908.62 = 80,739,648.91 : x - Step 2: Convert to fraction form
264,957,755.12/397,495,908.62 = 80,739,648.91/x - Step 3: Cross multiply
264,957,755.12x = 397,495,908.62 × 80,739,648.91 - Step 4: Simplify right side
264,957,755.12x = 32,093,680,106,879,224 - Step 5: Solve for x
x = 32,093,680,106,879,224/264,957,755.12 - Step 6: Final answer
x = 121,127,536.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.