Finding the Fourth Proportional to 376,178,608.38, 564,044,375.94 and 143,026,386.84
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Solution
The fourth proportional to 376,178,608.38, 564,044,375.94 and 143,026,386.84 is: 214,454,589.68
Step by Step Solution
- Step 1: Write the proportion equation
376,178,608.38 : 564,044,375.94 = 143,026,386.84 : x - Step 2: Convert to fraction form
376,178,608.38/564,044,375.94 = 143,026,386.84/x - Step 3: Cross multiply
376,178,608.38x = 564,044,375.94 × 143,026,386.84 - Step 4: Simplify right side
376,178,608.38x = 80,673,229,108,120,832 - Step 5: Solve for x
x = 80,673,229,108,120,832/376,178,608.38 - Step 6: Final answer
x = 214,454,589.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.