Finding the Fourth Proportional to 291,950,528.45, 402,848,390.70 and 177,318,262.49
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Solution
The fourth proportional to 291,950,528.45, 402,848,390.70 and 177,318,262.49 is: 244,672,880.25
Step by Step Solution
- Step 1: Write the proportion equation
291,950,528.45 : 402,848,390.70 = 177,318,262.49 : x - Step 2: Convert to fraction form
291,950,528.45/402,848,390.70 = 177,318,262.49/x - Step 3: Cross multiply
291,950,528.45x = 402,848,390.70 × 177,318,262.49 - Step 4: Simplify right side
291,950,528.45x = 71,432,376,683,802,440 - Step 5: Solve for x
x = 71,432,376,683,802,440/291,950,528.45 - Step 6: Final answer
x = 244,672,880.25
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.