Finding the Fourth Proportional to 757,965,999.36, 1,137,057,445.08 and 233,379,480.18
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Solution
The fourth proportional to 757,965,999.36, 1,137,057,445.08 and 233,379,480.18 is: 350,102,611.06
Step by Step Solution
- Step 1: Write the proportion equation
757,965,999.36 : 1,137,057,445.08 = 233,379,480.18 : x - Step 2: Convert to fraction form
757,965,999.36/1,137,057,445.08 = 233,379,480.18/x - Step 3: Cross multiply
757,965,999.36x = 1,137,057,445.08 × 233,379,480.18 - Step 4: Simplify right side
757,965,999.36x = 265,365,875,467,569,280 - Step 5: Solve for x
x = 265,365,875,467,569,280/757,965,999.36 - Step 6: Final answer
x = 350,102,611.06
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1.5x scale
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.