Finding the Fourth Proportional to 289,110,520.26, 432,750,912.93 and 185,341,044.42
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Solution
The fourth proportional to 289,110,520.26, 432,750,912.93 and 185,341,044.42 is: 277,425,069.50
Step by Step Solution
- Step 1: Write the proportion equation
289,110,520.26 : 432,750,912.93 = 185,341,044.42 : x - Step 2: Convert to fraction form
289,110,520.26/432,750,912.93 = 185,341,044.42/x - Step 3: Cross multiply
289,110,520.26x = 432,750,912.93 × 185,341,044.42 - Step 4: Simplify right side
289,110,520.26x = 80,206,506,176,154,672 - Step 5: Solve for x
x = 80,206,506,176,154,672/289,110,520.26 - Step 6: Final answer
x = 277,425,069.50
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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.