Finding the Fourth Proportional to 586,717,312.80, 880,076,132.16 and 218,204,115.84
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Solution
The fourth proportional to 586,717,312.80, 880,076,132.16 and 218,204,115.84 is: 327,306,234.37
Step by Step Solution
- Step 1: Write the proportion equation
586,717,312.80 : 880,076,132.16 = 218,204,115.84 : x - Step 2: Convert to fraction form
586,717,312.80/880,076,132.16 = 218,204,115.84/x - Step 3: Cross multiply
586,717,312.80x = 880,076,132.16 × 218,204,115.84 - Step 4: Simplify right side
586,717,312.80x = 192,036,234,289,859,776 - Step 5: Solve for x
x = 192,036,234,289,859,776/586,717,312.80 - Step 6: Final answer
x = 327,306,234.37
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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.