Finding the Fourth Proportional to 1,594,324,603.80, 2,391,486,905.70 and 1,206,904,114.80
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Solution
The fourth proportional to 1,594,324,603.80, 2,391,486,905.70 and 1,206,904,114.80 is: 1,810,356,172.20
Step by Step Solution
- Step 1: Write the proportion equation
1,594,324,603.80 : 2,391,486,905.70 = 1,206,904,114.80 : x - Step 2: Convert to fraction form
1,594,324,603.80/2,391,486,905.70 = 1,206,904,114.80/x - Step 3: Cross multiply
1,594,324,603.80x = 2,391,486,905.70 × 1,206,904,114.80 - Step 4: Simplify right side
1,594,324,603.80x = 2,886,295,386,979,649,024 - Step 5: Solve for x
x = 2,886,295,386,979,649,024/1,594,324,603.80 - Step 6: Final answer
x = 1,810,356,172.20
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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.