Finding the Fourth Proportional to 293,674,966.40, 440,115,628.44 and 111,822,942.08
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Solution
The fourth proportional to 293,674,966.40, 440,115,628.44 and 111,822,942.08 is: 167,583,315.09
Step by Step Solution
- Step 1: Write the proportion equation
293,674,966.40 : 440,115,628.44 = 111,822,942.08 : x - Step 2: Convert to fraction form
293,674,966.40/440,115,628.44 = 111,822,942.08/x - Step 3: Cross multiply
293,674,966.40x = 440,115,628.44 × 111,822,942.08 - Step 4: Simplify right side
293,674,966.40x = 49,215,024,427,548,920 - Step 5: Solve for x
x = 49,215,024,427,548,920/293,674,966.40 - Step 6: Final answer
x = 167,583,315.09
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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.