Finding the Fourth Proportional to 251,839,966.64, 377,869,734.12 and 88,195,115.84
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Solution
The fourth proportional to 251,839,966.64, 377,869,734.12 and 88,195,115.84 is: 132,331,120.50
Step by Step Solution
- Step 1: Write the proportion equation
251,839,966.64 : 377,869,734.12 = 88,195,115.84 : x - Step 2: Convert to fraction form
251,839,966.64/377,869,734.12 = 88,195,115.84/x - Step 3: Cross multiply
251,839,966.64x = 377,869,734.12 × 88,195,115.84 - Step 4: Simplify right side
251,839,966.64x = 33,326,264,973,143,404 - Step 5: Solve for x
x = 33,326,264,973,143,404/251,839,966.64 - Step 6: Final answer
x = 132,331,120.50
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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.