Finding the Fourth Proportional to 7,561,064,426.80, 11,341,596,640.20 and 6,541,848,554.80
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Solution
The fourth proportional to 7,561,064,426.80, 11,341,596,640.20 and 6,541,848,554.80 is: 9,812,772,832.20
Step by Step Solution
- Step 1: Write the proportion equation
7,561,064,426.80 : 11,341,596,640.20 = 6,541,848,554.80 : x - Step 2: Convert to fraction form
7,561,064,426.80/11,341,596,640.20 = 6,541,848,554.80/x - Step 3: Cross multiply
7,561,064,426.80x = 11,341,596,640.20 × 6,541,848,554.80 - Step 4: Simplify right side
7,561,064,426.80x = 74,195,007,589,816,909,824 - Step 5: Solve for x
x = 74,195,007,589,816,909,824/7,561,064,426.80 - Step 6: Final answer
x = 9,812,772,832.20
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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.