Finding the Fourth Proportional to 482,650,714.48, 724,198,727.49 and 220,415,655.49
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Solution
The fourth proportional to 482,650,714.48, 724,198,727.49 and 220,415,655.49 is: 330,725,165.08
Step by Step Solution
- Step 1: Write the proportion equation
482,650,714.48 : 724,198,727.49 = 220,415,655.49 : x - Step 2: Convert to fraction form
482,650,714.48/724,198,727.49 = 220,415,655.49/x - Step 3: Cross multiply
482,650,714.48x = 724,198,727.49 × 220,415,655.49 - Step 4: Simplify right side
482,650,714.48x = 159,624,737,224,732,256 - Step 5: Solve for x
x = 159,624,737,224,732,256/482,650,714.48 - Step 6: Final answer
x = 330,725,165.08
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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.