Finding the Fourth Proportional to 170,059,510.80, 255,089,266.20 and 55,126,537.20
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Solution
The fourth proportional to 170,059,510.80, 255,089,266.20 and 55,126,537.20 is: 82,689,805.80
Step by Step Solution
- Step 1: Write the proportion equation
170,059,510.80 : 255,089,266.20 = 55,126,537.20 : x - Step 2: Convert to fraction form
170,059,510.80/255,089,266.20 = 55,126,537.20/x - Step 3: Cross multiply
170,059,510.80x = 255,089,266.20 × 55,126,537.20 - Step 4: Simplify right side
170,059,510.80x = 14,062,187,922,495,002 - Step 5: Solve for x
x = 14,062,187,922,495,002/170,059,510.80 - Step 6: Final answer
x = 82,689,805.80
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1.5x scale
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.