Finding the Fourth Proportional to 550,736,991.18, 825,586,127.55 and 274,126,683.69
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Solution
The fourth proportional to 550,736,991.18, 825,586,127.55 and 274,126,683.69 is: 410,931,516.99
Step by Step Solution
- Step 1: Write the proportion equation
550,736,991.18 : 825,586,127.55 = 274,126,683.69 : x - Step 2: Convert to fraction form
550,736,991.18/825,586,127.55 = 274,126,683.69/x - Step 3: Cross multiply
550,736,991.18x = 825,586,127.55 × 274,126,683.69 - Step 4: Simplify right side
550,736,991.18x = 226,315,187,245,750,816 - Step 5: Solve for x
x = 226,315,187,245,750,816/550,736,991.18 - Step 6: Final answer
x = 410,931,516.99
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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.