Finding the Fourth Proportional to 305,569,509.72, 458,369,466.66 and 87,252,244.44
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Solution
The fourth proportional to 305,569,509.72, 458,369,466.66 and 87,252,244.44 is: 130,882,707.46
Step by Step Solution
- Step 1: Write the proportion equation
305,569,509.72 : 458,369,466.66 = 87,252,244.44 : x - Step 2: Convert to fraction form
305,569,509.72/458,369,466.66 = 87,252,244.44/x - Step 3: Cross multiply
305,569,509.72x = 458,369,466.66 × 87,252,244.44 - Step 4: Simplify right side
305,569,509.72x = 39,993,764,748,850,752 - Step 5: Solve for x
x = 39,993,764,748,850,752/305,569,509.72 - Step 6: Final answer
x = 130,882,707.46
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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.