Finding the Fourth Proportional to 174,135,389.64, 240,299,621.58 and 94,750,778.88
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Solution
The fourth proportional to 174,135,389.64, 240,299,621.58 and 94,750,778.88 is: 130,752,148.41
Step by Step Solution
- Step 1: Write the proportion equation
174,135,389.64 : 240,299,621.58 = 94,750,778.88 : x - Step 2: Convert to fraction form
174,135,389.64/240,299,621.58 = 94,750,778.88/x - Step 3: Cross multiply
174,135,389.64x = 240,299,621.58 × 94,750,778.88 - Step 4: Simplify right side
174,135,389.64x = 22,768,576,309,274,256 - Step 5: Solve for x
x = 22,768,576,309,274,256/174,135,389.64 - Step 6: Final answer
x = 130,752,148.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.