Finding the Fourth Proportional to 332,671,579.20, 499,007,368.80 and 246,578,137.20
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Solution
The fourth proportional to 332,671,579.20, 499,007,368.80 and 246,578,137.20 is: 369,867,205.80
Step by Step Solution
- Step 1: Write the proportion equation
332,671,579.20 : 499,007,368.80 = 246,578,137.20 : x - Step 2: Convert to fraction form
332,671,579.20/499,007,368.80 = 246,578,137.20/x - Step 3: Cross multiply
332,671,579.20x = 499,007,368.80 × 246,578,137.20 - Step 4: Simplify right side
332,671,579.20x = 123,044,307,447,777,392 - Step 5: Solve for x
x = 123,044,307,447,777,392/332,671,579.20 - Step 6: Final answer
x = 369,867,205.80
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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.