Finding the Fourth Proportional to 251,819,676,257.57, 377,345,148,355.72 and 149,514,810,589.99
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Solution
The fourth proportional to 251,819,676,257.57, 377,345,148,355.72 and 149,514,810,589.99 is: 224,044,003,319.86
Step by Step Solution
- Step 1: Write the proportion equation
251,819,676,257.57 : 377,345,148,355.72 = 149,514,810,589.99 : x - Step 2: Convert to fraction form
251,819,676,257.57/377,345,148,355.72 = 149,514,810,589.99/x - Step 3: Cross multiply
251,819,676,257.57x = 377,345,148,355.72 × 149,514,810,589.99 - Step 4: Simplify right side
251,819,676,257.57x = 56,418,688,383,457,142,243,328 - Step 5: Solve for x
x = 56,418,688,383,457,142,243,328/251,819,676,257.57 - Step 6: Final answer
x = 224,044,003,319.86
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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.