Finding the Fourth Proportional to 234,432,931.59, 351,681,734.34 and 136,110,942.63
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Solution
The fourth proportional to 234,432,931.59, 351,681,734.34 and 136,110,942.63 is: 204,185,188.67
Step by Step Solution
- Step 1: Write the proportion equation
234,432,931.59 : 351,681,734.34 = 136,110,942.63 : x - Step 2: Convert to fraction form
234,432,931.59/351,681,734.34 = 136,110,942.63/x - Step 3: Cross multiply
234,432,931.59x = 351,681,734.34 × 136,110,942.63 - Step 4: Simplify right side
234,432,931.59x = 47,867,732,366,770,632 - Step 5: Solve for x
x = 47,867,732,366,770,632/234,432,931.59 - Step 6: Final answer
x = 204,185,188.67
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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.