Finding the Fourth Proportional to 2,262,453,120.84, 3,394,168,149.08 and 688,683,490.85
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Solution
The fourth proportional to 2,262,453,120.84, 3,394,168,149.08 and 688,683,490.85 is: 1,033,173,924.32
Step by Step Solution
- Step 1: Write the proportion equation
2,262,453,120.84 : 3,394,168,149.08 = 688,683,490.85 : x - Step 2: Convert to fraction form
2,262,453,120.84/3,394,168,149.08 = 688,683,490.85/x - Step 3: Cross multiply
2,262,453,120.84x = 3,394,168,149.08 × 688,683,490.85 - Step 4: Simplify right side
2,262,453,120.84x = 2,337,507,569,440,297,472 - Step 5: Solve for x
x = 2,337,507,569,440,297,472/2,262,453,120.84 - Step 6: Final answer
x = 1,033,173,924.32
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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.