Finding the Fourth Proportional to 1,745,169,720.80, 2,617,754,581.20 and 1,637,674,296.80
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Solution
The fourth proportional to 1,745,169,720.80, 2,617,754,581.20 and 1,637,674,296.80 is: 2,456,511,445.20
Step by Step Solution
- Step 1: Write the proportion equation
1,745,169,720.80 : 2,617,754,581.20 = 1,637,674,296.80 : x - Step 2: Convert to fraction form
1,745,169,720.80/2,617,754,581.20 = 1,637,674,296.80/x - Step 3: Cross multiply
1,745,169,720.80x = 2,617,754,581.20 × 1,637,674,296.80 - Step 4: Simplify right side
1,745,169,720.80x = 4,287,029,392,961,688,064 - Step 5: Solve for x
x = 4,287,029,392,961,688,064/1,745,169,720.80 - Step 6: Final answer
x = 2,456,511,445.20
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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.