Finding the Fourth Proportional to 189,397,737.30, 284,096,605.95 and 124,774,511.70
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Solution
The fourth proportional to 189,397,737.30, 284,096,605.95 and 124,774,511.70 is: 187,161,767.55
Step by Step Solution
- Step 1: Write the proportion equation
189,397,737.30 : 284,096,605.95 = 124,774,511.70 : x - Step 2: Convert to fraction form
189,397,737.30/284,096,605.95 = 124,774,511.70/x - Step 3: Cross multiply
189,397,737.30x = 284,096,605.95 × 124,774,511.70 - Step 4: Simplify right side
189,397,737.30x = 35,448,015,283,038,564 - Step 5: Solve for x
x = 35,448,015,283,038,564/189,397,737.30 - Step 6: Final answer
x = 187,161,767.55
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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.