Finding the Fourth Proportional to 585,609,705.99, 878,383,621.71 and 192,084,695.91
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Solution
The fourth proportional to 585,609,705.99, 878,383,621.71 and 192,084,695.91 is: 288,116,896.20
Step by Step Solution
- Step 1: Write the proportion equation
585,609,705.99 : 878,383,621.71 = 192,084,695.91 : x - Step 2: Convert to fraction form
585,609,705.99/878,383,621.71 = 192,084,695.91/x - Step 3: Cross multiply
585,609,705.99x = 878,383,621.71 × 192,084,695.91 - Step 4: Simplify right side
585,609,705.99x = 168,724,050,871,783,776 - Step 5: Solve for x
x = 168,724,050,871,783,776/585,609,705.99 - Step 6: Final answer
x = 288,116,896.20
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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.