Finding the Fourth Proportional to 359,331,805.24, 495,874,091.10 and 202,749,866.08
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Solution
The fourth proportional to 359,331,805.24, 495,874,091.10 and 202,749,866.08 is: 279,792,671.00
Step by Step Solution
- Step 1: Write the proportion equation
359,331,805.24 : 495,874,091.10 = 202,749,866.08 : x - Step 2: Convert to fraction form
359,331,805.24/495,874,091.10 = 202,749,866.08/x - Step 3: Cross multiply
359,331,805.24x = 495,874,091.10 × 202,749,866.08 - Step 4: Simplify right side
359,331,805.24x = 100,538,405,563,066,736 - Step 5: Solve for x
x = 100,538,405,563,066,736/359,331,805.24 - Step 6: Final answer
x = 279,792,671.00
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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.