Finding the Fourth Proportional to 5,406,613,450.97, 8,112,250,747.49 and 2,918,980,462.09
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Solution
The fourth proportional to 5,406,613,450.97, 8,112,250,747.49 and 2,918,980,462.09 is: 4,379,728,946.82
Step by Step Solution
- Step 1: Write the proportion equation
5,406,613,450.97 : 8,112,250,747.49 = 2,918,980,462.09 : x - Step 2: Convert to fraction form
5,406,613,450.97/8,112,250,747.49 = 2,918,980,462.09/x - Step 3: Cross multiply
5,406,613,450.97x = 8,112,250,747.49 × 2,918,980,462.09 - Step 4: Simplify right side
5,406,613,450.97x = 23,679,501,435,498,307,584 - Step 5: Solve for x
x = 23,679,501,435,498,307,584/5,406,613,450.97 - Step 6: Final answer
x = 4,379,728,946.82
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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.