Finding the Fourth Proportional to 171,335,292.48, 236,214,338.88 and 136,170,519.48
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Solution
The fourth proportional to 171,335,292.48, 236,214,338.88 and 136,170,519.48 is: 187,733,821.61
Step by Step Solution
- Step 1: Write the proportion equation
171,335,292.48 : 236,214,338.88 = 136,170,519.48 : x - Step 2: Convert to fraction form
171,335,292.48/236,214,338.88 = 136,170,519.48/x - Step 3: Cross multiply
171,335,292.48x = 236,214,338.88 × 136,170,519.48 - Step 4: Simplify right side
171,335,292.48x = 32,165,429,233,914,360 - Step 5: Solve for x
x = 32,165,429,233,914,360/171,335,292.48 - Step 6: Final answer
x = 187,733,821.61
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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.