Finding the Fourth Proportional to 6,111,998,857.65, 9,167,998,286.48 and 4,887,558,793.65
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Solution
The fourth proportional to 6,111,998,857.65, 9,167,998,286.48 and 4,887,558,793.65 is: 7,331,338,190.48
Step by Step Solution
- Step 1: Write the proportion equation
6,111,998,857.65 : 9,167,998,286.48 = 4,887,558,793.65 : x - Step 2: Convert to fraction form
6,111,998,857.65/9,167,998,286.48 = 4,887,558,793.65/x - Step 3: Cross multiply
6,111,998,857.65x = 9,167,998,286.48 × 4,887,558,793.65 - Step 4: Simplify right side
6,111,998,857.65x = 44,809,130,645,229,019,136 - Step 5: Solve for x
x = 44,809,130,645,229,019,136/6,111,998,857.65 - Step 6: Final answer
x = 7,331,338,190.48
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1.5x scale
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.