Finding the Fourth Proportional to 6,865,209,675.80, 10,297,814,513.70 and 1,695,351,627.80
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Solution
The fourth proportional to 6,865,209,675.80, 10,297,814,513.70 and 1,695,351,627.80 is: 2,543,027,441.70
Step by Step Solution
- Step 1: Write the proportion equation
6,865,209,675.80 : 10,297,814,513.70 = 1,695,351,627.80 : x - Step 2: Convert to fraction form
6,865,209,675.80/10,297,814,513.70 = 1,695,351,627.80/x - Step 3: Cross multiply
6,865,209,675.80x = 10,297,814,513.70 × 1,695,351,627.80 - Step 4: Simplify right side
6,865,209,675.80x = 17,458,416,598,583,760,896 - Step 5: Solve for x
x = 17,458,416,598,583,760,896/6,865,209,675.80 - Step 6: Final answer
x = 2,543,027,441.70
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Double scale
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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.