Finding the Fourth Proportional to 3,581,435,395,776.70, 5,366,686,554,563 and 2,126,432,861,837.70
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Solution
The fourth proportional to 3,581,435,395,776.70, 5,366,686,554,563 and 2,126,432,861,837.70 is: 3,186,403,602,941.56
Step by Step Solution
- Step 1: Write the proportion equation
3,581,435,395,776.70 : 5,366,686,554,563 = 2,126,432,861,837.70 : x - Step 2: Convert to fraction form
3,581,435,395,776.70/5,366,686,554,563 = 2,126,432,861,837.70/x - Step 3: Cross multiply
3,581,435,395,776.70x = 5,366,686,554,563 × 2,126,432,861,837.70 - Step 4: Simplify right side
3,581,435,395,776.70x = 11,411,898,648,805,305,946,734,592 - Step 5: Solve for x
x = 11,411,898,648,805,305,946,734,592/3,581,435,395,776.70 - Step 6: Final answer
x = 3,186,403,602,941.56
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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.