Finding the Fourth Proportional to 283,565,623.20, 425,348,434.80 and 110,985,079.20
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Solution
The fourth proportional to 283,565,623.20, 425,348,434.80 and 110,985,079.20 is: 166,477,618.80
Step by Step Solution
- Step 1: Write the proportion equation
283,565,623.20 : 425,348,434.80 = 110,985,079.20 : x - Step 2: Convert to fraction form
283,565,623.20/425,348,434.80 = 110,985,079.20/x - Step 3: Cross multiply
283,565,623.20x = 425,348,434.80 × 110,985,079.20 - Step 4: Simplify right side
283,565,623.20x = 47,207,329,723,874,040 - Step 5: Solve for x
x = 47,207,329,723,874,040/283,565,623.20 - Step 6: Final answer
x = 166,477,618.80
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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.