Finding the Fourth Proportional to 283,781,569.80, 425,672,354.70 and 283,781,569.80
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Solution
The fourth proportional to 283,781,569.80, 425,672,354.70 and 283,781,569.80 is: 425,672,354.70
Step by Step Solution
- Step 1: Write the proportion equation
283,781,569.80 : 425,672,354.70 = 283,781,569.80 : x - Step 2: Convert to fraction form
283,781,569.80/425,672,354.70 = 283,781,569.80/x - Step 3: Cross multiply
283,781,569.80x = 425,672,354.70 × 283,781,569.80 - Step 4: Simplify right side
283,781,569.80x = 120,797,969,037,228,416 - Step 5: Solve for x
x = 120,797,969,037,228,416/283,781,569.80 - Step 6: Final answer
x = 425,672,354.70
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1.5x scale
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.