Finding the Fourth Proportional to 2,392,032,801.80, 3,588,049,202.70 and 645,232,161.80
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Solution
The fourth proportional to 2,392,032,801.80, 3,588,049,202.70 and 645,232,161.80 is: 967,848,242.70
Step by Step Solution
- Step 1: Write the proportion equation
2,392,032,801.80 : 3,588,049,202.70 = 645,232,161.80 : x - Step 2: Convert to fraction form
2,392,032,801.80/3,588,049,202.70 = 645,232,161.80/x - Step 3: Cross multiply
2,392,032,801.80x = 3,588,049,202.70 × 645,232,161.80 - Step 4: Simplify right side
2,392,032,801.80x = 2,315,124,743,702,886,912 - Step 5: Solve for x
x = 2,315,124,743,702,886,912/2,392,032,801.80 - Step 6: Final answer
x = 967,848,242.70
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1.5x scale
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.