Finding the Fourth Proportional to 106,766,469.30, 160,149,703.95 and 49,370,841.30
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Solution
The fourth proportional to 106,766,469.30, 160,149,703.95 and 49,370,841.30 is: 74,056,261.95
Step by Step Solution
- Step 1: Write the proportion equation
106,766,469.30 : 160,149,703.95 = 49,370,841.30 : x - Step 2: Convert to fraction form
106,766,469.30/160,149,703.95 = 49,370,841.30/x - Step 3: Cross multiply
106,766,469.30x = 160,149,703.95 × 49,370,841.30 - Step 4: Simplify right side
106,766,469.30x = 7,906,725,617,957,432 - Step 5: Solve for x
x = 7,906,725,617,957,432/106,766,469.30 - Step 6: Final answer
x = 74,056,261.95
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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.