Finding the Fourth Proportional to 159,651,743.40, 239,477,615.10 and 125,214,366.60
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Solution
The fourth proportional to 159,651,743.40, 239,477,615.10 and 125,214,366.60 is: 187,821,549.90
Step by Step Solution
- Step 1: Write the proportion equation
159,651,743.40 : 239,477,615.10 = 125,214,366.60 : x - Step 2: Convert to fraction form
159,651,743.40/239,477,615.10 = 125,214,366.60/x - Step 3: Cross multiply
159,651,743.40x = 239,477,615.10 × 125,214,366.60 - Step 4: Simplify right side
159,651,743.40x = 29,986,037,889,625,092 - Step 5: Solve for x
x = 29,986,037,889,625,092/159,651,743.40 - Step 6: Final answer
x = 187,821,549.90
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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.