Finding the Fourth Proportional to 7,602,115,286.20, 11,388,464,282.52 and 4,275,823,399
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Solution
The fourth proportional to 7,602,115,286.20, 11,388,464,282.52 and 4,275,823,399 is: 6,405,462,193.70
Step by Step Solution
- Step 1: Write the proportion equation
7,602,115,286.20 : 11,388,464,282.52 = 4,275,823,399 : x - Step 2: Convert to fraction form
7,602,115,286.20/11,388,464,282.52 = 4,275,823,399/x - Step 3: Cross multiply
7,602,115,286.20x = 11,388,464,282.52 × 4,275,823,399 - Step 4: Simplify right side
7,602,115,286.20x = 48,695,062,057,874,767,872 - Step 5: Solve for x
x = 48,695,062,057,874,767,872/7,602,115,286.20 - Step 6: Final answer
x = 6,405,462,193.70
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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.