Finding the Fourth Proportional to 283,565,312.10, 424,497,662.55 and 168,490,620.90
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Solution
The fourth proportional to 283,565,312.10, 424,497,662.55 and 168,490,620.90 is: 252,230,691.42
Step by Step Solution
- Step 1: Write the proportion equation
283,565,312.10 : 424,497,662.55 = 168,490,620.90 : x - Step 2: Convert to fraction form
283,565,312.10/424,497,662.55 = 168,490,620.90/x - Step 3: Cross multiply
283,565,312.10x = 424,497,662.55 × 168,490,620.90 - Step 4: Simplify right side
283,565,312.10x = 71,523,874,733,648,184 - Step 5: Solve for x
x = 71,523,874,733,648,184/283,565,312.10 - Step 6: Final answer
x = 252,230,691.42
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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.