Finding the Fourth Proportional to 169,156,424.53, 233,424,118.46 and 93,806,639.31
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Solution
The fourth proportional to 169,156,424.53, 233,424,118.46 and 93,806,639.31 is: 129,446,647.67
Step by Step Solution
- Step 1: Write the proportion equation
169,156,424.53 : 233,424,118.46 = 93,806,639.31 : x - Step 2: Convert to fraction form
169,156,424.53/233,424,118.46 = 93,806,639.31/x - Step 3: Cross multiply
169,156,424.53x = 233,424,118.46 × 93,806,639.31 - Step 4: Simplify right side
169,156,424.53x = 21,896,732,087,213,656 - Step 5: Solve for x
x = 21,896,732,087,213,656/169,156,424.53 - Step 6: Final answer
x = 129,446,647.67
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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.