Finding the Fourth Proportional to 2,841,413,720,609.40, 4,262,371,139,598 and 801,666,638,451.45
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Solution
The fourth proportional to 2,841,413,720,609.40, 4,262,371,139,598 and 801,666,638,451.45 is: 1,202,570,649,437.55
Step by Step Solution
- Step 1: Write the proportion equation
2,841,413,720,609.40 : 4,262,371,139,598 = 801,666,638,451.45 : x - Step 2: Convert to fraction form
2,841,413,720,609.40/4,262,371,139,598 = 801,666,638,451.45/x - Step 3: Cross multiply
2,841,413,720,609.40x = 4,262,371,139,598 × 801,666,638,451.45 - Step 4: Simplify right side
2,841,413,720,609.40x = 3,417,000,743,314,004,492,943,360 - Step 5: Solve for x
x = 3,417,000,743,314,004,492,943,360/2,841,413,720,609.40 - Step 6: Final answer
x = 1,202,570,649,437.55
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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.