Finding the Fourth Proportional to 2,272,108,679.66, 3,135,271,115.97 and 1,319,303,168.26
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Solution
The fourth proportional to 2,272,108,679.66, 3,135,271,115.97 and 1,319,303,168.26 is: 1,820,499,676.65
Step by Step Solution
- Step 1: Write the proportion equation
2,272,108,679.66 : 3,135,271,115.97 = 1,319,303,168.26 : x - Step 2: Convert to fraction form
2,272,108,679.66/3,135,271,115.97 = 1,319,303,168.26/x - Step 3: Cross multiply
2,272,108,679.66x = 3,135,271,115.97 × 1,319,303,168.26 - Step 4: Simplify right side
2,272,108,679.66x = 4,136,373,116,645,448,192 - Step 5: Solve for x
x = 4,136,373,116,645,448,192/2,272,108,679.66 - Step 6: Final answer
x = 1,820,499,676.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.