Finding the Fourth Proportional to 6,388,775,999.10, 9,583,163,998.65 and 2,248,186,635.90
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Solution
The fourth proportional to 6,388,775,999.10, 9,583,163,998.65 and 2,248,186,635.90 is: 3,372,279,953.85
Step by Step Solution
- Step 1: Write the proportion equation
6,388,775,999.10 : 9,583,163,998.65 = 2,248,186,635.90 : x - Step 2: Convert to fraction form
6,388,775,999.10/9,583,163,998.65 = 2,248,186,635.90/x - Step 3: Cross multiply
6,388,775,999.10x = 9,583,163,998.65 × 2,248,186,635.90 - Step 4: Simplify right side
6,388,775,999.10x = 21,544,741,231,402,934,272 - Step 5: Solve for x
x = 21,544,741,231,402,934,272/6,388,775,999.10 - Step 6: Final answer
x = 3,372,279,953.85
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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.