Finding the Fourth Proportional to 185,544,110.20, 278,316,165.30 and 169,388,303.80
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Solution
The fourth proportional to 185,544,110.20, 278,316,165.30 and 169,388,303.80 is: 254,082,455.70
Step by Step Solution
- Step 1: Write the proportion equation
185,544,110.20 : 278,316,165.30 = 169,388,303.80 : x - Step 2: Convert to fraction form
185,544,110.20/278,316,165.30 = 169,388,303.80/x - Step 3: Cross multiply
185,544,110.20x = 278,316,165.30 × 169,388,303.80 - Step 4: Simplify right side
185,544,110.20x = 47,143,503,160,287,424 - Step 5: Solve for x
x = 47,143,503,160,287,424/185,544,110.20 - Step 6: Final answer
x = 254,082,455.70
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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.