Finding the Fourth Proportional to 2,232,561,698.80, 3,349,347,065.42 and 738,589,738.46
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Solution
The fourth proportional to 2,232,561,698.80, 3,349,347,065.42 and 738,589,738.46 is: 1,108,051,515.17
Step by Step Solution
- Step 1: Write the proportion equation
2,232,561,698.80 : 3,349,347,065.42 = 738,589,738.46 : x - Step 2: Convert to fraction form
2,232,561,698.80/3,349,347,065.42 = 738,589,738.46/x - Step 3: Cross multiply
2,232,561,698.80x = 3,349,347,065.42 × 738,589,738.46 - Step 4: Simplify right side
2,232,561,698.80x = 2,473,793,373,060,326,400 - Step 5: Solve for x
x = 2,473,793,373,060,326,400/2,232,561,698.80 - Step 6: Final answer
x = 1,108,051,515.17
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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.