Finding the Fourth Proportional to 109,654,326.45, 164,481,489.68 and 97,750,048.05
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Solution
The fourth proportional to 109,654,326.45, 164,481,489.68 and 97,750,048.05 is: 146,625,072.08
Step by Step Solution
- Step 1: Write the proportion equation
109,654,326.45 : 164,481,489.68 = 97,750,048.05 : x - Step 2: Convert to fraction form
109,654,326.45/164,481,489.68 = 97,750,048.05/x - Step 3: Cross multiply
109,654,326.45x = 164,481,489.68 × 97,750,048.05 - Step 4: Simplify right side
109,654,326.45x = 16,078,073,519,066,830 - Step 5: Solve for x
x = 16,078,073,519,066,830/109,654,326.45 - Step 6: Final answer
x = 146,625,072.08
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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.