Finding the Fourth Proportional to 5,747,201,747.70, 8,620,802,621.55 and 4,369,706,675.70
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Solution
The fourth proportional to 5,747,201,747.70, 8,620,802,621.55 and 4,369,706,675.70 is: 6,554,560,013.55
Step by Step Solution
- Step 1: Write the proportion equation
5,747,201,747.70 : 8,620,802,621.55 = 4,369,706,675.70 : x - Step 2: Convert to fraction form
5,747,201,747.70/8,620,802,621.55 = 4,369,706,675.70/x - Step 3: Cross multiply
5,747,201,747.70x = 8,620,802,621.55 × 4,369,706,675.70 - Step 4: Simplify right side
5,747,201,747.70x = 37,670,378,765,279,092,736 - Step 5: Solve for x
x = 37,670,378,765,279,092,736/5,747,201,747.70 - Step 6: Final answer
x = 6,554,560,013.55
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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.