Finding the Fourth Proportional to 376,919,153.60, 564,958,826.40 and 146,811,761.60
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Solution
The fourth proportional to 376,919,153.60, 564,958,826.40 and 146,811,761.60 is: 220,054,087.84
Step by Step Solution
- Step 1: Write the proportion equation
376,919,153.60 : 564,958,826.40 = 146,811,761.60 : x - Step 2: Convert to fraction form
376,919,153.60/564,958,826.40 = 146,811,761.60/x - Step 3: Cross multiply
376,919,153.60x = 564,958,826.40 × 146,811,761.60 - Step 4: Simplify right side
376,919,153.60x = 82,942,600,535,252,576 - Step 5: Solve for x
x = 82,942,600,535,252,576/376,919,153.60 - Step 6: Final answer
x = 220,054,087.84
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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.