Finding the Fourth Proportional to 2,535,840,368.24, 3,803,789,837.50 and 765,226,428.08
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Solution
The fourth proportional to 2,535,840,368.24, 3,803,789,837.50 and 765,226,428.08 is: 1,147,848,479.33
Step by Step Solution
- Step 1: Write the proportion equation
2,535,840,368.24 : 3,803,789,837.50 = 765,226,428.08 : x - Step 2: Convert to fraction form
2,535,840,368.24/3,803,789,837.50 = 765,226,428.08/x - Step 3: Cross multiply
2,535,840,368.24x = 3,803,789,837.50 × 765,226,428.08 - Step 4: Simplify right side
2,535,840,368.24x = 2,910,760,510,496,196,608 - Step 5: Solve for x
x = 2,910,760,510,496,196,608/2,535,840,368.24 - Step 6: Final answer
x = 1,147,848,479.33
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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.