Finding the Fourth Proportional to 659,300,743.13, 988,198,847.46 and 265,575,632.99
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Solution
The fourth proportional to 659,300,743.13, 988,198,847.46 and 265,575,632.99 is: 398,060,425.63
Step by Step Solution
- Step 1: Write the proportion equation
659,300,743.13 : 988,198,847.46 = 265,575,632.99 : x - Step 2: Convert to fraction form
659,300,743.13/988,198,847.46 = 265,575,632.99/x - Step 3: Cross multiply
659,300,743.13x = 988,198,847.46 × 265,575,632.99 - Step 4: Simplify right side
659,300,743.13x = 262,441,534,429,236,992 - Step 5: Solve for x
x = 262,441,534,429,236,992/659,300,743.13 - Step 6: Final answer
x = 398,060,425.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.