Finding the Fourth Proportional to 194,239,405.80, 291,359,108.70 and 194,239,405.80
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Solution
The fourth proportional to 194,239,405.80, 291,359,108.70 and 194,239,405.80 is: 291,359,108.70
Step by Step Solution
- Step 1: Write the proportion equation
194,239,405.80 : 291,359,108.70 = 194,239,405.80 : x - Step 2: Convert to fraction form
194,239,405.80/291,359,108.70 = 194,239,405.80/x - Step 3: Cross multiply
194,239,405.80x = 291,359,108.70 × 194,239,405.80 - Step 4: Simplify right side
194,239,405.80x = 56,593,420,148,305,608 - Step 5: Solve for x
x = 56,593,420,148,305,608/194,239,405.80 - Step 6: Final answer
x = 291,359,108.70
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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.