Finding the Fourth Proportional to 126,612,464.24, 174,725,200.68 and 68,665,712.24
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Solution
The fourth proportional to 126,612,464.24, 174,725,200.68 and 68,665,712.24 is: 94,758,682.91
Step by Step Solution
- Step 1: Write the proportion equation
126,612,464.24 : 174,725,200.68 = 68,665,712.24 : x - Step 2: Convert to fraction form
126,612,464.24/174,725,200.68 = 68,665,712.24/x - Step 3: Cross multiply
126,612,464.24x = 174,725,200.68 × 68,665,712.24 - Step 4: Simplify right side
126,612,464.24x = 11,997,630,350,969,132 - Step 5: Solve for x
x = 11,997,630,350,969,132/126,612,464.24 - Step 6: Final answer
x = 94,758,682.91
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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.