Finding the Fourth Proportional to 2,657,122,203.80, 3,985,683,305.70 and 2,657,122,203.80
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Solution
The fourth proportional to 2,657,122,203.80, 3,985,683,305.70 and 2,657,122,203.80 is: 3,985,683,305.70
Step by Step Solution
- Step 1: Write the proportion equation
2,657,122,203.80 : 3,985,683,305.70 = 2,657,122,203.80 : x - Step 2: Convert to fraction form
2,657,122,203.80/3,985,683,305.70 = 2,657,122,203.80/x - Step 3: Cross multiply
2,657,122,203.80x = 3,985,683,305.70 × 2,657,122,203.80 - Step 4: Simplify right side
2,657,122,203.80x = 10,590,447,608,890,454,016 - Step 5: Solve for x
x = 10,590,447,608,890,454,016/2,657,122,203.80 - Step 6: Final answer
x = 3,985,683,305.70
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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.