Finding the Fourth Proportional to 164,009,062.80, 246,297,029.40 and 87,481,558.80
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Solution
The fourth proportional to 164,009,062.80, 246,297,029.40 and 87,481,558.80 is: 131,373,521.02
Step by Step Solution
- Step 1: Write the proportion equation
164,009,062.80 : 246,297,029.40 = 87,481,558.80 : x - Step 2: Convert to fraction form
164,009,062.80/246,297,029.40 = 87,481,558.80/x - Step 3: Cross multiply
164,009,062.80x = 246,297,029.40 × 87,481,558.80 - Step 4: Simplify right side
164,009,062.80x = 21,546,448,059,721,428 - Step 5: Solve for x
x = 21,546,448,059,721,428/164,009,062.80 - Step 6: Final answer
x = 131,373,521.02
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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.