Finding the Fourth Proportional to 7,662,964,609.80, 11,494,446,914.70 and 5,596,722,001.80
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Solution
The fourth proportional to 7,662,964,609.80, 11,494,446,914.70 and 5,596,722,001.80 is: 8,395,083,002.70
Step by Step Solution
- Step 1: Write the proportion equation
7,662,964,609.80 : 11,494,446,914.70 = 5,596,722,001.80 : x - Step 2: Convert to fraction form
7,662,964,609.80/11,494,446,914.70 = 5,596,722,001.80/x - Step 3: Cross multiply
7,662,964,609.80x = 11,494,446,914.70 × 5,596,722,001.80 - Step 4: Simplify right side
7,662,964,609.80x = 64,331,223,946,023,624,704 - Step 5: Solve for x
x = 64,331,223,946,023,624,704/7,662,964,609.80 - Step 6: Final answer
x = 8,395,083,002.70
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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.