Finding the Fourth Proportional to 1,696,395,655.20, 2,544,593,482.80 and 1,373,909,383.20
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Solution
The fourth proportional to 1,696,395,655.20, 2,544,593,482.80 and 1,373,909,383.20 is: 2,060,864,074.80
Step by Step Solution
- Step 1: Write the proportion equation
1,696,395,655.20 : 2,544,593,482.80 = 1,373,909,383.20 : x - Step 2: Convert to fraction form
1,696,395,655.20/2,544,593,482.80 = 1,373,909,383.20/x - Step 3: Cross multiply
1,696,395,655.20x = 2,544,593,482.80 × 1,373,909,383.20 - Step 4: Simplify right side
1,696,395,655.20x = 3,496,040,862,448,488,448 - Step 5: Solve for x
x = 3,496,040,862,448,488,448/1,696,395,655.20 - Step 6: Final answer
x = 2,060,864,074.80
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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.