Finding the Fourth Proportional to 125,377,766.24, 173,017,964.08 and 69,621,732.14
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Solution
The fourth proportional to 125,377,766.24, 173,017,964.08 and 69,621,732.14 is: 96,076,128.26
Step by Step Solution
- Step 1: Write the proportion equation
125,377,766.24 : 173,017,964.08 = 69,621,732.14 : x - Step 2: Convert to fraction form
125,377,766.24/173,017,964.08 = 69,621,732.14/x - Step 3: Cross multiply
125,377,766.24x = 173,017,964.08 × 69,621,732.14 - Step 4: Simplify right side
125,377,766.24x = 12,045,810,350,585,902 - Step 5: Solve for x
x = 12,045,810,350,585,902/125,377,766.24 - Step 6: Final answer
x = 96,076,128.26
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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.