Finding the Fourth Proportional to 2,270,265,965.40, 3,405,902,832.90 and 1,043,138,515.80
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Solution
The fourth proportional to 2,270,265,965.40, 3,405,902,832.90 and 1,043,138,515.80 is: 1,564,939,297.96
Step by Step Solution
- Step 1: Write the proportion equation
2,270,265,965.40 : 3,405,902,832.90 = 1,043,138,515.80 : x - Step 2: Convert to fraction form
2,270,265,965.40/3,405,902,832.90 = 1,043,138,515.80/x - Step 3: Cross multiply
2,270,265,965.40x = 3,405,902,832.90 × 1,043,138,515.80 - Step 4: Simplify right side
2,270,265,965.40x = 3,552,828,426,070,321,152 - Step 5: Solve for x
x = 3,552,828,426,070,321,152/2,270,265,965.40 - Step 6: Final answer
x = 1,564,939,297.96
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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.