Finding the Fourth Proportional to 163,844,887.99, 245,769,461.77 and 54,670,059.03
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Solution
The fourth proportional to 163,844,887.99, 245,769,461.77 and 54,670,059.03 is: 82,005,799.20
Step by Step Solution
- Step 1: Write the proportion equation
163,844,887.99 : 245,769,461.77 = 54,670,059.03 : x - Step 2: Convert to fraction form
163,844,887.99/245,769,461.77 = 54,670,059.03/x - Step 3: Cross multiply
163,844,887.99x = 245,769,461.77 × 54,670,059.03 - Step 4: Simplify right side
163,844,887.99x = 13,436,230,983,624,420 - Step 5: Solve for x
x = 13,436,230,983,624,420/163,844,887.99 - Step 6: Final answer
x = 82,005,799.20
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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.