Finding the Fourth Proportional to 594,838,965.20, 820,841,787.05 and 330,511,920.08
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Solution
The fourth proportional to 594,838,965.20, 820,841,787.05 and 330,511,920.08 is: 456,086,455.31
Step by Step Solution
- Step 1: Write the proportion equation
594,838,965.20 : 820,841,787.05 = 330,511,920.08 : x - Step 2: Convert to fraction form
594,838,965.20/820,841,787.05 = 330,511,920.08/x - Step 3: Cross multiply
594,838,965.20x = 820,841,787.05 × 330,511,920.08 - Step 4: Simplify right side
594,838,965.20x = 271,297,995,114,037,184 - Step 5: Solve for x
x = 271,297,995,114,037,184/594,838,965.20 - Step 6: Final answer
x = 456,086,455.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.