Finding the Fourth Proportional to 649,495,174.80, 896,322,245.19 and 367,231,552.28
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Solution
The fourth proportional to 649,495,174.80, 896,322,245.19 and 367,231,552.28 is: 506,790,230.65
Step by Step Solution
- Step 1: Write the proportion equation
649,495,174.80 : 896,322,245.19 = 367,231,552.28 : x - Step 2: Convert to fraction form
649,495,174.80/896,322,245.19 = 367,231,552.28/x - Step 3: Cross multiply
649,495,174.80x = 896,322,245.19 × 367,231,552.28 - Step 4: Simplify right side
649,495,174.80x = 329,157,809,439,736,832 - Step 5: Solve for x
x = 329,157,809,439,736,832/649,495,174.80 - Step 6: Final answer
x = 506,790,230.65
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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.