Finding the Fourth Proportional to 110,572,611.12, 152,645,445.85 and 68,770,150.97
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Solution
The fourth proportional to 110,572,611.12, 152,645,445.85 and 68,770,150.97 is: 94,937,166.17
Step by Step Solution
- Step 1: Write the proportion equation
110,572,611.12 : 152,645,445.85 = 68,770,150.97 : x - Step 2: Convert to fraction form
110,572,611.12/152,645,445.85 = 68,770,150.97/x - Step 3: Cross multiply
110,572,611.12x = 152,645,445.85 × 68,770,150.97 - Step 4: Simplify right side
110,572,611.12x = 10,497,450,355,987,460 - Step 5: Solve for x
x = 10,497,450,355,987,460/110,572,611.12 - Step 6: Final answer
x = 94,937,166.17
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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.