Finding the Fourth Proportional to 326,507,011.92, 450,579,676.59 and 179,829,295.92
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Solution
The fourth proportional to 326,507,011.92, 450,579,676.59 and 179,829,295.92 is: 248,164,428.45
Step by Step Solution
- Step 1: Write the proportion equation
326,507,011.92 : 450,579,676.59 = 179,829,295.92 : x - Step 2: Convert to fraction form
326,507,011.92/450,579,676.59 = 179,829,295.92/x - Step 3: Cross multiply
326,507,011.92x = 450,579,676.59 × 179,829,295.92 - Step 4: Simplify right side
326,507,011.92x = 81,027,425,997,040,992 - Step 5: Solve for x
x = 81,027,425,997,040,992/326,507,011.92 - Step 6: Final answer
x = 248,164,428.45
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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.