Finding the Fourth Proportional to 267,792,207.80, 401,688,311.70 and 73,703,247.80
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Solution
The fourth proportional to 267,792,207.80, 401,688,311.70 and 73,703,247.80 is: 110,554,871.70
Step by Step Solution
- Step 1: Write the proportion equation
267,792,207.80 : 401,688,311.70 = 73,703,247.80 : x - Step 2: Convert to fraction form
267,792,207.80/401,688,311.70 = 73,703,247.80/x - Step 3: Cross multiply
267,792,207.80x = 401,688,311.70 × 73,703,247.80 - Step 4: Simplify right side
267,792,207.80x = 29,605,733,175,588,736 - Step 5: Solve for x
x = 29,605,733,175,588,736/267,792,207.80 - Step 6: Final answer
x = 110,554,871.70
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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.