Finding the Fourth Proportional to 330,804,960.10, 496,207,440.15 and 136,651,848.10
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Solution
The fourth proportional to 330,804,960.10, 496,207,440.15 and 136,651,848.10 is: 204,977,772.15
Step by Step Solution
- Step 1: Write the proportion equation
330,804,960.10 : 496,207,440.15 = 136,651,848.10 : x - Step 2: Convert to fraction form
330,804,960.10/496,207,440.15 = 136,651,848.10/x - Step 3: Cross multiply
330,804,960.10x = 496,207,440.15 × 136,651,848.10 - Step 4: Simplify right side
330,804,960.10x = 67,807,663,737,467,632 - Step 5: Solve for x
x = 67,807,663,737,467,632/330,804,960.10 - Step 6: Final answer
x = 204,977,772.15
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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.