Finding the Fourth Proportional to 215,538,960, 323,512,839.88 and 133,409,403.84
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Solution
The fourth proportional to 215,538,960, 323,512,839.88 and 133,409,403.84 is: 200,240,620.55
Step by Step Solution
- Step 1: Write the proportion equation
215,538,960 : 323,512,839.88 = 133,409,403.84 : x - Step 2: Convert to fraction form
215,538,960/323,512,839.88 = 133,409,403.84/x - Step 3: Cross multiply
215,538,960x = 323,512,839.88 × 133,409,403.84 - Step 4: Simplify right side
215,538,960x = 43,159,655,102,976,176 - Step 5: Solve for x
x = 43,159,655,102,976,176/215,538,960 - Step 6: Final answer
x = 200,240,620.55
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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.