Finding the Fourth Proportional to 294,031,883.80, 441,047,825.70 and 121,844,999.80
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Solution
The fourth proportional to 294,031,883.80, 441,047,825.70 and 121,844,999.80 is: 182,767,499.70
Step by Step Solution
- Step 1: Write the proportion equation
294,031,883.80 : 441,047,825.70 = 121,844,999.80 : x - Step 2: Convert to fraction form
294,031,883.80/441,047,825.70 = 121,844,999.80/x - Step 3: Cross multiply
294,031,883.80x = 441,047,825.70 × 121,844,999.80 - Step 4: Simplify right side
294,031,883.80x = 53,739,472,234,206,936 - Step 5: Solve for x
x = 53,739,472,234,206,936/294,031,883.80 - Step 6: Final answer
x = 182,767,499.70
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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.