Finding the Fourth Proportional to 197,568,799.63, 272,644,943.48 and 110,648,671.63
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Solution
The fourth proportional to 197,568,799.63, 272,644,943.48 and 110,648,671.63 is: 152,695,166.84
Step by Step Solution
- Step 1: Write the proportion equation
197,568,799.63 : 272,644,943.48 = 110,648,671.63 : x - Step 2: Convert to fraction form
197,568,799.63/272,644,943.48 = 110,648,671.63/x - Step 3: Cross multiply
197,568,799.63x = 272,644,943.48 × 110,648,671.63 - Step 4: Simplify right side
197,568,799.63x = 30,167,800,822,698,432 - Step 5: Solve for x
x = 30,167,800,822,698,432/197,568,799.63 - Step 6: Final answer
x = 152,695,166.84
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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.