Finding the Fourth Proportional to 173,179,361.70, 238,896,912.51 and 107,078,730.18
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Solution
The fourth proportional to 173,179,361.70, 238,896,912.51 and 107,078,730.18 is: 147,712,624.56
Step by Step Solution
- Step 1: Write the proportion equation
173,179,361.70 : 238,896,912.51 = 107,078,730.18 : x - Step 2: Convert to fraction form
173,179,361.70/238,896,912.51 = 107,078,730.18/x - Step 3: Cross multiply
173,179,361.70x = 238,896,912.51 × 107,078,730.18 - Step 4: Simplify right side
173,179,361.70x = 25,580,778,035,493,356 - Step 5: Solve for x
x = 25,580,778,035,493,356/173,179,361.70 - Step 6: Final answer
x = 147,712,624.56
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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.