Finding the Fourth Proportional to 291,950,551.96, 402,848,423.10 and 177,318,286
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Solution
The fourth proportional to 291,950,551.96, 402,848,423.10 and 177,318,286 is: 244,672,912.66
Step by Step Solution
- Step 1: Write the proportion equation
291,950,551.96 : 402,848,423.10 = 177,318,286 : x - Step 2: Convert to fraction form
291,950,551.96/402,848,423.10 = 177,318,286/x - Step 3: Cross multiply
291,950,551.96x = 402,848,423.10 × 177,318,286 - Step 4: Simplify right side
291,950,551.96x = 71,432,391,901,894,808 - Step 5: Solve for x
x = 71,432,391,901,894,808/291,950,551.96 - Step 6: Final answer
x = 244,672,912.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.