Finding the Fourth Proportional to 1,891,086,259.09, 2,834,372,586.06 and 880,158,537.13
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Solution
The fourth proportional to 1,891,086,259.09, 2,834,372,586.06 and 880,158,537.13 is: 1,319,187,433.70
Step by Step Solution
- Step 1: Write the proportion equation
1,891,086,259.09 : 2,834,372,586.06 = 880,158,537.13 : x - Step 2: Convert to fraction form
1,891,086,259.09/2,834,372,586.06 = 880,158,537.13/x - Step 3: Cross multiply
1,891,086,259.09x = 2,834,372,586.06 × 880,158,537.13 - Step 4: Simplify right side
1,891,086,259.09x = 2,494,697,229,027,944,448 - Step 5: Solve for x
x = 2,494,697,229,027,944,448/1,891,086,259.09 - Step 6: Final answer
x = 1,319,187,433.70
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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.