Finding the Fourth Proportional to 2,180,351,323.40, 3,265,992,021.90 and 1,817,554,267.40
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Solution
The fourth proportional to 2,180,351,323.40, 3,265,992,021.90 and 1,817,554,267.40 is: 2,722,551,027.90
Step by Step Solution
- Step 1: Write the proportion equation
2,180,351,323.40 : 3,265,992,021.90 = 1,817,554,267.40 : x - Step 2: Convert to fraction form
2,180,351,323.40/3,265,992,021.90 = 1,817,554,267.40/x - Step 3: Cross multiply
2,180,351,323.40x = 3,265,992,021.90 × 1,817,554,267.40 - Step 4: Simplify right side
2,180,351,323.40x = 5,936,117,736,698,699,776 - Step 5: Solve for x
x = 5,936,117,736,698,699,776/2,180,351,323.40 - Step 6: Final answer
x = 2,722,551,027.90
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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.