Finding the Fourth Proportional to 1,735,694,786.39, 2,395,218,066.48 and 1,021,276,612.53
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Solution
The fourth proportional to 1,735,694,786.39, 2,395,218,066.48 and 1,021,276,612.53 is: 1,409,337,754.77
Step by Step Solution
- Step 1: Write the proportion equation
1,735,694,786.39 : 2,395,218,066.48 = 1,021,276,612.53 : x - Step 2: Convert to fraction form
1,735,694,786.39/2,395,218,066.48 = 1,021,276,612.53/x - Step 3: Cross multiply
1,735,694,786.39x = 2,395,218,066.48 × 1,021,276,612.53 - Step 4: Simplify right side
1,735,694,786.39x = 2,446,180,193,205,350,912 - Step 5: Solve for x
x = 2,446,180,193,205,350,912/1,735,694,786.39 - Step 6: Final answer
x = 1,409,337,754.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.