Finding the Fourth Proportional to 83,823,053.76, 125,755,505.64 and 29,236,423.68
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Solution
The fourth proportional to 83,823,053.76, 125,755,505.64 and 29,236,423.68 is: 43,861,933.90
Step by Step Solution
- Step 1: Write the proportion equation
83,823,053.76 : 125,755,505.64 = 29,236,423.68 : x - Step 2: Convert to fraction form
83,823,053.76/125,755,505.64 = 29,236,423.68/x - Step 3: Cross multiply
83,823,053.76x = 125,755,505.64 × 29,236,423.68 - Step 4: Simplify right side
83,823,053.76x = 3,676,641,242,983,669.50 - Step 5: Solve for x
x = 3,676,641,242,983,669.50/83,823,053.76 - Step 6: Final answer
x = 43,861,933.90
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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.