Finding the Fourth Proportional to 250,372,787.21, 375,294,115.05 and 84,218,116.69
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Solution
The fourth proportional to 250,372,787.21, 375,294,115.05 and 84,218,116.69 is: 126,238,014.62
Step by Step Solution
- Step 1: Write the proportion equation
250,372,787.21 : 375,294,115.05 = 84,218,116.69 : x - Step 2: Convert to fraction form
250,372,787.21/375,294,115.05 = 84,218,116.69/x - Step 3: Cross multiply
250,372,787.21x = 375,294,115.05 × 84,218,116.69 - Step 4: Simplify right side
250,372,787.21x = 31,606,563,573,103,416 - Step 5: Solve for x
x = 31,606,563,573,103,416/250,372,787.21 - Step 6: Final answer
x = 126,238,014.62
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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.