Finding the Fourth Proportional to 171,335,293.48, 236,214,340.26 and 136,170,520.48
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Solution
The fourth proportional to 171,335,293.48, 236,214,340.26 and 136,170,520.48 is: 187,733,822.99
Step by Step Solution
- Step 1: Write the proportion equation
171,335,293.48 : 236,214,340.26 = 136,170,520.48 : x - Step 2: Convert to fraction form
171,335,293.48/236,214,340.26 = 136,170,520.48/x - Step 3: Cross multiply
171,335,293.48x = 236,214,340.26 × 136,170,520.48 - Step 4: Simplify right side
171,335,293.48x = 32,165,429,658,044,016 - Step 5: Solve for x
x = 32,165,429,658,044,016/171,335,293.48 - Step 6: Final answer
x = 187,733,822.99
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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.