Finding the Fourth Proportional to 245,820,149.10, 368,682,984.45 and 73,302,590.70
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Solution
The fourth proportional to 245,820,149.10, 368,682,984.45 and 73,302,590.70 is: 109,939,799.51
Step by Step Solution
- Step 1: Write the proportion equation
245,820,149.10 : 368,682,984.45 = 73,302,590.70 : x - Step 2: Convert to fraction form
245,820,149.10/368,682,984.45 = 73,302,590.70/x - Step 3: Cross multiply
245,820,149.10x = 368,682,984.45 × 73,302,590.70 - Step 4: Simplify right side
245,820,149.10x = 27,025,417,907,192,816 - Step 5: Solve for x
x = 27,025,417,907,192,816/245,820,149.10 - Step 6: Final answer
x = 109,939,799.51
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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.