Finding the Fourth Proportional to 235,305,027.30, 352,957,540.95 and 120,251,331.30
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Solution
The fourth proportional to 235,305,027.30, 352,957,540.95 and 120,251,331.30 is: 180,376,996.95
Step by Step Solution
- Step 1: Write the proportion equation
235,305,027.30 : 352,957,540.95 = 120,251,331.30 : x - Step 2: Convert to fraction form
235,305,027.30/352,957,540.95 = 120,251,331.30/x - Step 3: Cross multiply
235,305,027.30x = 352,957,540.95 × 120,251,331.30 - Step 4: Simplify right side
235,305,027.30x = 42,443,614,191,611,768 - Step 5: Solve for x
x = 42,443,614,191,611,768/235,305,027.30 - Step 6: Final answer
x = 180,376,996.95
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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.