Finding the Fourth Proportional to 996,014,788.05, 1,494,022,182.08 and 305,920,934.85
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Solution
The fourth proportional to 996,014,788.05, 1,494,022,182.08 and 305,920,934.85 is: 458,881,402.28
Step by Step Solution
- Step 1: Write the proportion equation
996,014,788.05 : 1,494,022,182.08 = 305,920,934.85 : x - Step 2: Convert to fraction form
996,014,788.05/1,494,022,182.08 = 305,920,934.85/x - Step 3: Cross multiply
996,014,788.05x = 1,494,022,182.08 × 305,920,934.85 - Step 4: Simplify right side
996,014,788.05x = 457,052,662,627,020,992 - Step 5: Solve for x
x = 457,052,662,627,020,992/996,014,788.05 - Step 6: Final answer
x = 458,881,402.28
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Similar ratio
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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.