Finding the Fourth Proportional to 292,589,722.80, 409,088,134.80 and 292,589,722.80
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Solution
The fourth proportional to 292,589,722.80, 409,088,134.80 and 292,589,722.80 is: 409,088,134.80
Step by Step Solution
- Step 1: Write the proportion equation
292,589,722.80 : 409,088,134.80 = 292,589,722.80 : x - Step 2: Convert to fraction form
292,589,722.80/409,088,134.80 = 292,589,722.80/x - Step 3: Cross multiply
292,589,722.80x = 409,088,134.80 × 292,589,722.80 - Step 4: Simplify right side
292,589,722.80x = 119,694,983,961,901,040 - Step 5: Solve for x
x = 119,694,983,961,901,040/292,589,722.80 - Step 6: Final answer
x = 409,088,134.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.