Finding the Fourth Proportional to 3,747,175,012.40, 5,616,731,440.20 and 1,417,211,697.20
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Solution
The fourth proportional to 3,747,175,012.40, 5,616,731,440.20 and 1,417,211,697.20 is: 2,124,292,959.56
Step by Step Solution
- Step 1: Write the proportion equation
3,747,175,012.40 : 5,616,731,440.20 = 1,417,211,697.20 : x - Step 2: Convert to fraction form
3,747,175,012.40/5,616,731,440.20 = 1,417,211,697.20/x - Step 3: Cross multiply
3,747,175,012.40x = 5,616,731,440.20 × 1,417,211,697.20 - Step 4: Simplify right side
3,747,175,012.40x = 7,960,097,497,082,442,752 - Step 5: Solve for x
x = 7,960,097,497,082,442,752/3,747,175,012.40 - Step 6: Final answer
x = 2,124,292,959.56
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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.