Finding the Fourth Proportional to 392,794,683.99, 589,153,768.67 and 159,639,375.34
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Solution
The fourth proportional to 392,794,683.99, 589,153,768.67 and 159,639,375.34 is: 239,443,514.49
Step by Step Solution
- Step 1: Write the proportion equation
392,794,683.99 : 589,153,768.67 = 159,639,375.34 : x - Step 2: Convert to fraction form
392,794,683.99/589,153,768.67 = 159,639,375.34/x - Step 3: Cross multiply
392,794,683.99x = 589,153,768.67 × 159,639,375.34 - Step 4: Simplify right side
392,794,683.99x = 94,052,139,606,607,088 - Step 5: Solve for x
x = 94,052,139,606,607,088/392,794,683.99 - Step 6: Final answer
x = 239,443,514.49
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.