Finding the Fourth Proportional to 2,519,193,857.80, 3,776,019,420.30 and 882,576,027.40
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Solution
The fourth proportional to 2,519,193,857.80, 3,776,019,420.30 and 882,576,027.40 is: 1,322,893,118.78
Step by Step Solution
- Step 1: Write the proportion equation
2,519,193,857.80 : 3,776,019,420.30 = 882,576,027.40 : x - Step 2: Convert to fraction form
2,519,193,857.80/3,776,019,420.30 = 882,576,027.40/x - Step 3: Cross multiply
2,519,193,857.80x = 3,776,019,420.30 × 882,576,027.40 - Step 4: Simplify right side
2,519,193,857.80x = 3,332,624,219,353,625,088 - Step 5: Solve for x
x = 3,332,624,219,353,625,088/2,519,193,857.80 - Step 6: Final answer
x = 1,322,893,118.78
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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.